Home / 1,154,612.60-1,731,611.70-355,892.60

Finding the Fourth Proportional to 1,154,612.60, 1,731,611.70 and 355,892.60

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Solution

The fourth proportional to 1,154,612.60, 1,731,611.70 and 355,892.60 is: 533,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,612.60 : 1,731,611.70 = 355,892.60 : x
  2. Step 2: Convert to fraction form
    1,154,612.60/1,731,611.70 = 355,892.60/x
  3. Step 3: Cross multiply
    1,154,612.60x = 1,731,611.70 × 355,892.60
  4. Step 4: Simplify right side
    1,154,612.60x = 616,267,790,103.42
  5. Step 5: Solve for x
    x = 616,267,790,103.42/1,154,612.60
  6. Step 6: Final answer
    x = 533,744.21

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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.