Home / 1,123,048.14-1,549,913.28-613,827.06

Finding the Fourth Proportional to 1,123,048.14, 1,549,913.28 and 613,827.06

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Solution

The fourth proportional to 1,123,048.14, 1,549,913.28 and 613,827.06 is: 847,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,048.14 : 1,549,913.28 = 613,827.06 : x
  2. Step 2: Convert to fraction form
    1,123,048.14/1,549,913.28 = 613,827.06/x
  3. Step 3: Cross multiply
    1,123,048.14x = 1,549,913.28 × 613,827.06
  4. Step 4: Simplify right side
    1,123,048.14x = 951,378,711,917.36
  5. Step 5: Solve for x
    x = 951,378,711,917.36/1,123,048.14
  6. Step 6: Final answer
    x = 847,139.74

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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.