Home / 1,435,449.60-2,153,174.40-1,010,296.80

Finding the Fourth Proportional to 1,435,449.60, 2,153,174.40 and 1,010,296.80

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Solution

The fourth proportional to 1,435,449.60, 2,153,174.40 and 1,010,296.80 is: 1,515,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,449.60 : 2,153,174.40 = 1,010,296.80 : x
  2. Step 2: Convert to fraction form
    1,435,449.60/2,153,174.40 = 1,010,296.80/x
  3. Step 3: Cross multiply
    1,435,449.60x = 2,153,174.40 × 1,010,296.80
  4. Step 4: Simplify right side
    1,435,449.60x = 2,175,345,206,161.92
  5. Step 5: Solve for x
    x = 2,175,345,206,161.92/1,435,449.60
  6. Step 6: Final answer
    x = 1,515,445.20

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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.