Home / 1,525,549.52-2,287,438.18-578,403.56

Finding the Fourth Proportional to 1,525,549.52, 2,287,438.18 and 578,403.56

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Solution

The fourth proportional to 1,525,549.52, 2,287,438.18 and 578,403.56 is: 867,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,549.52 : 2,287,438.18 = 578,403.56 : x
  2. Step 2: Convert to fraction form
    1,525,549.52/2,287,438.18 = 578,403.56/x
  3. Step 3: Cross multiply
    1,525,549.52x = 2,287,438.18 × 578,403.56
  4. Step 4: Simplify right side
    1,525,549.52x = 1,323,062,386,591.92
  5. Step 5: Solve for x
    x = 1,323,062,386,591.92/1,525,549.52
  6. Step 6: Final answer
    x = 867,269.38

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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.