Home / 1,135,117.77-1,566,500.27-676,169.69

Finding the Fourth Proportional to 1,135,117.77, 1,566,500.27 and 676,169.69

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Solution

The fourth proportional to 1,135,117.77, 1,566,500.27 and 676,169.69 is: 933,136.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,117.77 : 1,566,500.27 = 676,169.69 : x
  2. Step 2: Convert to fraction form
    1,135,117.77/1,566,500.27 = 676,169.69/x
  3. Step 3: Cross multiply
    1,135,117.77x = 1,566,500.27 × 676,169.69
  4. Step 4: Simplify right side
    1,135,117.77x = 1,059,219,990,737.47
  5. Step 5: Solve for x
    x = 1,059,219,990,737.47/1,135,117.77
  6. Step 6: Final answer
    x = 933,136.65

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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.