Home / 1,639,565.21-2,459,421.62-502,244.41

Finding the Fourth Proportional to 1,639,565.21, 2,459,421.62 and 502,244.41

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Solution

The fourth proportional to 1,639,565.21, 2,459,421.62 and 502,244.41 is: 753,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,565.21 : 2,459,421.62 = 502,244.41 : x
  2. Step 2: Convert to fraction form
    1,639,565.21/2,459,421.62 = 502,244.41/x
  3. Step 3: Cross multiply
    1,639,565.21x = 2,459,421.62 × 502,244.41
  4. Step 4: Simplify right side
    1,639,565.21x = 1,235,230,760,478.14
  5. Step 5: Solve for x
    x = 1,235,230,760,478.14/1,639,565.21
  6. Step 6: Final answer
    x = 753,389.22

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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.