Home / 1,110,522.60-1,664,555.10-612,244.20

Finding the Fourth Proportional to 1,110,522.60, 1,664,555.10 and 612,244.20

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Solution

The fourth proportional to 1,110,522.60, 1,664,555.10 and 612,244.20 is: 917,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,522.60 : 1,664,555.10 = 612,244.20 : x
  2. Step 2: Convert to fraction form
    1,110,522.60/1,664,555.10 = 612,244.20/x
  3. Step 3: Cross multiply
    1,110,522.60x = 1,664,555.10 × 612,244.20
  4. Step 4: Simplify right side
    1,110,522.60x = 1,019,114,205,555.42
  5. Step 5: Solve for x
    x = 1,019,114,205,555.42/1,110,522.60
  6. Step 6: Final answer
    x = 917,688.85

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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.