Home / 1,002,870.64-1,502,891.70-553,793.68

Finding the Fourth Proportional to 1,002,870.64, 1,502,891.70 and 553,793.68

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Solution

The fourth proportional to 1,002,870.64, 1,502,891.70 and 553,793.68 is: 829,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,870.64 : 1,502,891.70 = 553,793.68 : x
  2. Step 2: Convert to fraction form
    1,002,870.64/1,502,891.70 = 553,793.68/x
  3. Step 3: Cross multiply
    1,002,870.64x = 1,502,891.70 × 553,793.68
  4. Step 4: Simplify right side
    1,002,870.64x = 832,291,925,184.46
  5. Step 5: Solve for x
    x = 832,291,925,184.46/1,002,870.64
  6. Step 6: Final answer
    x = 829,909.55

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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.