Home / 1,208,143.93-1,667,078.15-749,091.04

Finding the Fourth Proportional to 1,208,143.93, 1,667,078.15 and 749,091.04

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Solution

The fourth proportional to 1,208,143.93, 1,667,078.15 and 749,091.04 is: 1,033,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,143.93 : 1,667,078.15 = 749,091.04 : x
  2. Step 2: Convert to fraction form
    1,208,143.93/1,667,078.15 = 749,091.04/x
  3. Step 3: Cross multiply
    1,208,143.93x = 1,667,078.15 × 749,091.04
  4. Step 4: Simplify right side
    1,208,143.93x = 1,248,793,301,399.32
  5. Step 5: Solve for x
    x = 1,248,793,301,399.32/1,208,143.93
  6. Step 6: Final answer
    x = 1,033,646.13

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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.