Home / 1,337,468.76-1,845,706.91-764,521.38

Finding the Fourth Proportional to 1,337,468.76, 1,845,706.91 and 764,521.38

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Solution

The fourth proportional to 1,337,468.76, 1,845,706.91 and 764,521.38 is: 1,055,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,468.76 : 1,845,706.91 = 764,521.38 : x
  2. Step 2: Convert to fraction form
    1,337,468.76/1,845,706.91 = 764,521.38/x
  3. Step 3: Cross multiply
    1,337,468.76x = 1,845,706.91 × 764,521.38
  4. Step 4: Simplify right side
    1,337,468.76x = 1,411,082,390,086.13
  5. Step 5: Solve for x
    x = 1,411,082,390,086.13/1,337,468.76
  6. Step 6: Final answer
    x = 1,055,039.51

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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.