Home / 1,046,257.92-1,567,328.40-690,184.08

Finding the Fourth Proportional to 1,046,257.92, 1,567,328.40 and 690,184.08

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Solution

The fourth proportional to 1,046,257.92, 1,567,328.40 and 690,184.08 is: 1,033,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,257.92 : 1,567,328.40 = 690,184.08 : x
  2. Step 2: Convert to fraction form
    1,046,257.92/1,567,328.40 = 690,184.08/x
  3. Step 3: Cross multiply
    1,046,257.92x = 1,567,328.40 × 690,184.08
  4. Step 4: Simplify right side
    1,046,257.92x = 1,081,745,109,811.87
  5. Step 5: Solve for x
    x = 1,081,745,109,811.87/1,046,257.92
  6. Step 6: Final answer
    x = 1,033,918.20

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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.