Home / 1,135,201.60-1,566,590.46-618,951.28

Finding the Fourth Proportional to 1,135,201.60, 1,566,590.46 and 618,951.28

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Solution

The fourth proportional to 1,135,201.60, 1,566,590.46 and 618,951.28 is: 854,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,201.60 : 1,566,590.46 = 618,951.28 : x
  2. Step 2: Convert to fraction form
    1,135,201.60/1,566,590.46 = 618,951.28/x
  3. Step 3: Cross multiply
    1,135,201.60x = 1,566,590.46 × 618,951.28
  4. Step 4: Simplify right side
    1,135,201.60x = 969,643,170,452.79
  5. Step 5: Solve for x
    x = 969,643,170,452.79/1,135,201.60
  6. Step 6: Final answer
    x = 854,159.45

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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.