Home / 1,000,646.85-1,380,867.07-559,124.95

Finding the Fourth Proportional to 1,000,646.85, 1,380,867.07 and 559,124.95

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Solution

The fourth proportional to 1,000,646.85, 1,380,867.07 and 559,124.95 is: 771,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,646.85 : 1,380,867.07 = 559,124.95 : x
  2. Step 2: Convert to fraction form
    1,000,646.85/1,380,867.07 = 559,124.95/x
  3. Step 3: Cross multiply
    1,000,646.85x = 1,380,867.07 × 559,124.95
  4. Step 4: Simplify right side
    1,000,646.85x = 772,077,231,470.40
  5. Step 5: Solve for x
    x = 772,077,231,470.40/1,000,646.85
  6. Step 6: Final answer
    x = 771,578.14

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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.