Home / 1,029,036.20-1,543,554.30-887,318.60

Finding the Fourth Proportional to 1,029,036.20, 1,543,554.30 and 887,318.60

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Solution

The fourth proportional to 1,029,036.20, 1,543,554.30 and 887,318.60 is: 1,330,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,036.20 : 1,543,554.30 = 887,318.60 : x
  2. Step 2: Convert to fraction form
    1,029,036.20/1,543,554.30 = 887,318.60/x
  3. Step 3: Cross multiply
    1,029,036.20x = 1,543,554.30 × 887,318.60
  4. Step 4: Simplify right side
    1,029,036.20x = 1,369,624,440,499.98
  5. Step 5: Solve for x
    x = 1,369,624,440,499.98/1,029,036.20
  6. Step 6: Final answer
    x = 1,330,977.90

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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.