Home / 1,771,617.40-2,657,426.10-1,761,119.80

Finding the Fourth Proportional to 1,771,617.40, 2,657,426.10 and 1,761,119.80

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Solution

The fourth proportional to 1,771,617.40, 2,657,426.10 and 1,761,119.80 is: 2,641,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,617.40 : 2,657,426.10 = 1,761,119.80 : x
  2. Step 2: Convert to fraction form
    1,771,617.40/2,657,426.10 = 1,761,119.80/x
  3. Step 3: Cross multiply
    1,771,617.40x = 2,657,426.10 × 1,761,119.80
  4. Step 4: Simplify right side
    1,771,617.40x = 4,680,045,721,746.78
  5. Step 5: Solve for x
    x = 4,680,045,721,746.78/1,771,617.40
  6. Step 6: Final answer
    x = 2,641,679.70

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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.