Home / 1,298,578.14-1,792,215.85-747,282.52

Finding the Fourth Proportional to 1,298,578.14, 1,792,215.85 and 747,282.52

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Solution

The fourth proportional to 1,298,578.14, 1,792,215.85 and 747,282.52 is: 1,031,352.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,578.14 : 1,792,215.85 = 747,282.52 : x
  2. Step 2: Convert to fraction form
    1,298,578.14/1,792,215.85 = 747,282.52/x
  3. Step 3: Cross multiply
    1,298,578.14x = 1,792,215.85 × 747,282.52
  4. Step 4: Simplify right side
    1,298,578.14x = 1,339,291,582,744.23
  5. Step 5: Solve for x
    x = 1,339,291,582,744.23/1,298,578.14
  6. Step 6: Final answer
    x = 1,031,352.32

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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.