Home / 4,042,679.40-6,064,019.10-2,690,457.30

Finding the Fourth Proportional to 4,042,679.40, 6,064,019.10 and 2,690,457.30

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Solution

The fourth proportional to 4,042,679.40, 6,064,019.10 and 2,690,457.30 is: 4,035,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,679.40 : 6,064,019.10 = 2,690,457.30 : x
  2. Step 2: Convert to fraction form
    4,042,679.40/6,064,019.10 = 2,690,457.30/x
  3. Step 3: Cross multiply
    4,042,679.40x = 6,064,019.10 × 2,690,457.30
  4. Step 4: Simplify right side
    4,042,679.40x = 16,314,984,454,934.43
  5. Step 5: Solve for x
    x = 16,314,984,454,934.43/4,042,679.40
  6. Step 6: Final answer
    x = 4,035,685.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.