Home / 1,278,735.14-1,917,490.71-604,253.54

Finding the Fourth Proportional to 1,278,735.14, 1,917,490.71 and 604,253.54

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Solution

The fourth proportional to 1,278,735.14, 1,917,490.71 and 604,253.54 is: 906,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,735.14 : 1,917,490.71 = 604,253.54 : x
  2. Step 2: Convert to fraction form
    1,278,735.14/1,917,490.71 = 604,253.54/x
  3. Step 3: Cross multiply
    1,278,735.14x = 1,917,490.71 × 604,253.54
  4. Step 4: Simplify right side
    1,278,735.14x = 1,158,650,549,434.61
  5. Step 5: Solve for x
    x = 1,158,650,549,434.61/1,278,735.14
  6. Step 6: Final answer
    x = 906,091.12

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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.