Home / 1,087,913.60-1,632,453.60-456,891.20

Finding the Fourth Proportional to 1,087,913.60, 1,632,453.60 and 456,891.20

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Solution

The fourth proportional to 1,087,913.60, 1,632,453.60 and 456,891.20 is: 685,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,913.60 : 1,632,453.60 = 456,891.20 : x
  2. Step 2: Convert to fraction form
    1,087,913.60/1,632,453.60 = 456,891.20/x
  3. Step 3: Cross multiply
    1,087,913.60x = 1,632,453.60 × 456,891.20
  4. Step 4: Simplify right side
    1,087,913.60x = 745,853,684,248.32
  5. Step 5: Solve for x
    x = 745,853,684,248.32/1,087,913.60
  6. Step 6: Final answer
    x = 685,581.73

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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.