Home / 1,060,816.60-1,591,322.10-429,599.80

Finding the Fourth Proportional to 1,060,816.60, 1,591,322.10 and 429,599.80

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Solution

The fourth proportional to 1,060,816.60, 1,591,322.10 and 429,599.80 is: 644,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,816.60 : 1,591,322.10 = 429,599.80 : x
  2. Step 2: Convert to fraction form
    1,060,816.60/1,591,322.10 = 429,599.80/x
  3. Step 3: Cross multiply
    1,060,816.60x = 1,591,322.10 × 429,599.80
  4. Step 4: Simplify right side
    1,060,816.60x = 683,631,655,895.58
  5. Step 5: Solve for x
    x = 683,631,655,895.58/1,060,816.60
  6. Step 6: Final answer
    x = 644,439.06

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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.