Home / 999,620.10-1,497,097.35-979,575.30

Finding the Fourth Proportional to 999,620.10, 1,497,097.35 and 979,575.30

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Solution

The fourth proportional to 999,620.10, 1,497,097.35 and 979,575.30 is: 1,467,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,620.10 : 1,497,097.35 = 979,575.30 : x
  2. Step 2: Convert to fraction form
    999,620.10/1,497,097.35 = 979,575.30/x
  3. Step 3: Cross multiply
    999,620.10x = 1,497,097.35 × 979,575.30
  4. Step 4: Simplify right side
    999,620.10x = 1,466,519,585,755.46
  5. Step 5: Solve for x
    x = 1,466,519,585,755.46/999,620.10
  6. Step 6: Final answer
    x = 1,467,076.93

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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.