Home / 3,746,913.55-5,620,574.72-1,187,943.42

Finding the Fourth Proportional to 3,746,913.55, 5,620,574.72 and 1,187,943.42

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Solution

The fourth proportional to 3,746,913.55, 5,620,574.72 and 1,187,943.42 is: 1,781,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,913.55 : 5,620,574.72 = 1,187,943.42 : x
  2. Step 2: Convert to fraction form
    3,746,913.55/5,620,574.72 = 1,187,943.42/x
  3. Step 3: Cross multiply
    3,746,913.55x = 5,620,574.72 × 1,187,943.42
  4. Step 4: Simplify right side
    3,746,913.55x = 6,676,924,755,242.34
  5. Step 5: Solve for x
    x = 6,676,924,755,242.34/3,746,913.55
  6. Step 6: Final answer
    x = 1,781,979.93

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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.