Home / 1,639,563.71-2,459,419.37-502,242.91

Finding the Fourth Proportional to 1,639,563.71, 2,459,419.37 and 502,242.91

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Solution

The fourth proportional to 1,639,563.71, 2,459,419.37 and 502,242.91 is: 753,386.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,563.71 : 2,459,419.37 = 502,242.91 : x
  2. Step 2: Convert to fraction form
    1,639,563.71/2,459,419.37 = 502,242.91/x
  3. Step 3: Cross multiply
    1,639,563.71x = 2,459,419.37 × 502,242.91
  4. Step 4: Simplify right side
    1,639,563.71x = 1,235,225,926,490.86
  5. Step 5: Solve for x
    x = 1,235,225,926,490.86/1,639,563.71
  6. Step 6: Final answer
    x = 753,386.97

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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.