Home / 3,490,087.71-4,814,746.89-2,039,130.75

Finding the Fourth Proportional to 3,490,087.71, 4,814,746.89 and 2,039,130.75

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Solution

The fourth proportional to 3,490,087.71, 4,814,746.89 and 2,039,130.75 is: 2,813,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,087.71 : 4,814,746.89 = 2,039,130.75 : x
  2. Step 2: Convert to fraction form
    3,490,087.71/4,814,746.89 = 2,039,130.75/x
  3. Step 3: Cross multiply
    3,490,087.71x = 4,814,746.89 × 2,039,130.75
  4. Step 4: Simplify right side
    3,490,087.71x = 9,817,898,436,865.87
  5. Step 5: Solve for x
    x = 9,817,898,436,865.87/3,490,087.71
  6. Step 6: Final answer
    x = 2,813,080.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.