Home / 1,291,159.26-1,934,494.43-906,091.47

Finding the Fourth Proportional to 1,291,159.26, 1,934,494.43 and 906,091.47

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Solution

The fourth proportional to 1,291,159.26, 1,934,494.43 and 906,091.47 is: 1,357,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,159.26 : 1,934,494.43 = 906,091.47 : x
  2. Step 2: Convert to fraction form
    1,291,159.26/1,934,494.43 = 906,091.47/x
  3. Step 3: Cross multiply
    1,291,159.26x = 1,934,494.43 × 906,091.47
  4. Step 4: Simplify right side
    1,291,159.26x = 1,752,828,897,255.05
  5. Step 5: Solve for x
    x = 1,752,828,897,255.05/1,291,159.26
  6. Step 6: Final answer
    x = 1,357,562.12

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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.