Home / 1,539,217.92-2,308,866.30-729,412.32

Finding the Fourth Proportional to 1,539,217.92, 2,308,866.30 and 729,412.32

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Solution

The fourth proportional to 1,539,217.92, 2,308,866.30 and 729,412.32 is: 1,094,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,217.92 : 2,308,866.30 = 729,412.32 : x
  2. Step 2: Convert to fraction form
    1,539,217.92/2,308,866.30 = 729,412.32/x
  3. Step 3: Cross multiply
    1,539,217.92x = 2,308,866.30 × 729,412.32
  4. Step 4: Simplify right side
    1,539,217.92x = 1,684,115,524,452.82
  5. Step 5: Solve for x
    x = 1,684,115,524,452.82/1,539,217.92
  6. Step 6: Final answer
    x = 1,094,137.16

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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.