Home / 1,232,392.28-1,700,409.84-715,839.24

Finding the Fourth Proportional to 1,232,392.28, 1,700,409.84 and 715,839.24

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Solution

The fourth proportional to 1,232,392.28, 1,700,409.84 and 715,839.24 is: 987,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,392.28 : 1,700,409.84 = 715,839.24 : x
  2. Step 2: Convert to fraction form
    1,232,392.28/1,700,409.84 = 715,839.24/x
  3. Step 3: Cross multiply
    1,232,392.28x = 1,700,409.84 × 715,839.24
  4. Step 4: Simplify right side
    1,232,392.28x = 1,217,220,087,554.12
  5. Step 5: Solve for x
    x = 1,217,220,087,554.12/1,232,392.28
  6. Step 6: Final answer
    x = 987,688.83

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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.