Home / 3,434,992.40-5,152,488.60-910,902.80

Finding the Fourth Proportional to 3,434,992.40, 5,152,488.60 and 910,902.80

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Solution

The fourth proportional to 3,434,992.40, 5,152,488.60 and 910,902.80 is: 1,366,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,992.40 : 5,152,488.60 = 910,902.80 : x
  2. Step 2: Convert to fraction form
    3,434,992.40/5,152,488.60 = 910,902.80/x
  3. Step 3: Cross multiply
    3,434,992.40x = 5,152,488.60 × 910,902.80
  4. Step 4: Simplify right side
    3,434,992.40x = 4,693,416,292,708.08
  5. Step 5: Solve for x
    x = 4,693,416,292,708.08/3,434,992.40
  6. Step 6: Final answer
    x = 1,366,354.20

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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.