Home / 1,009,405.60-1,514,108.40-510,704.80

Finding the Fourth Proportional to 1,009,405.60, 1,514,108.40 and 510,704.80

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Solution

The fourth proportional to 1,009,405.60, 1,514,108.40 and 510,704.80 is: 766,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,405.60 : 1,514,108.40 = 510,704.80 : x
  2. Step 2: Convert to fraction form
    1,009,405.60/1,514,108.40 = 510,704.80/x
  3. Step 3: Cross multiply
    1,009,405.60x = 1,514,108.40 × 510,704.80
  4. Step 4: Simplify right side
    1,009,405.60x = 773,262,427,600.32
  5. Step 5: Solve for x
    x = 773,262,427,600.32/1,009,405.60
  6. Step 6: Final answer
    x = 766,057.20

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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.