Home / 1,577,230.20-2,365,845.30-1,129,332.60

Finding the Fourth Proportional to 1,577,230.20, 2,365,845.30 and 1,129,332.60

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Solution

The fourth proportional to 1,577,230.20, 2,365,845.30 and 1,129,332.60 is: 1,693,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,230.20 : 2,365,845.30 = 1,129,332.60 : x
  2. Step 2: Convert to fraction form
    1,577,230.20/2,365,845.30 = 1,129,332.60/x
  3. Step 3: Cross multiply
    1,577,230.20x = 2,365,845.30 × 1,129,332.60
  4. Step 4: Simplify right side
    1,577,230.20x = 2,671,826,223,846.78
  5. Step 5: Solve for x
    x = 2,671,826,223,846.78/1,577,230.20
  6. Step 6: Final answer
    x = 1,693,998.90

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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.