Home / 3,906,332.19-5,390,737.65-2,164,114.80

Finding the Fourth Proportional to 3,906,332.19, 5,390,737.65 and 2,164,114.80

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Solution

The fourth proportional to 3,906,332.19, 5,390,737.65 and 2,164,114.80 is: 2,986,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,332.19 : 5,390,737.65 = 2,164,114.80 : x
  2. Step 2: Convert to fraction form
    3,906,332.19/5,390,737.65 = 2,164,114.80/x
  3. Step 3: Cross multiply
    3,906,332.19x = 5,390,737.65 × 2,164,114.80
  4. Step 4: Simplify right side
    3,906,332.19x = 11,666,175,131,282.22
  5. Step 5: Solve for x
    x = 11,666,175,131,282.22/3,906,332.19
  6. Step 6: Final answer
    x = 2,986,478.00

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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.