Home / 1,123,107.93-1,549,866.15-613,813.95

Finding the Fourth Proportional to 1,123,107.93, 1,549,866.15 and 613,813.95

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Solution

The fourth proportional to 1,123,107.93, 1,549,866.15 and 613,813.95 is: 847,050.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,107.93 : 1,549,866.15 = 613,813.95 : x
  2. Step 2: Convert to fraction form
    1,123,107.93/1,549,866.15 = 613,813.95/x
  3. Step 3: Cross multiply
    1,123,107.93x = 1,549,866.15 × 613,813.95
  4. Step 4: Simplify right side
    1,123,107.93x = 951,329,463,502.79
  5. Step 5: Solve for x
    x = 951,329,463,502.79/1,123,107.93
  6. Step 6: Final answer
    x = 847,050.79

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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.