Home / 1,013,359.56-1,520,564.58-445,140.24

Finding the Fourth Proportional to 1,013,359.56, 1,520,564.58 and 445,140.24

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Solution

The fourth proportional to 1,013,359.56, 1,520,564.58 and 445,140.24 is: 667,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,359.56 : 1,520,564.58 = 445,140.24 : x
  2. Step 2: Convert to fraction form
    1,013,359.56/1,520,564.58 = 445,140.24/x
  3. Step 3: Cross multiply
    1,013,359.56x = 1,520,564.58 × 445,140.24
  4. Step 4: Simplify right side
    1,013,359.56x = 676,864,482,076.70
  5. Step 5: Solve for x
    x = 676,864,482,076.70/1,013,359.56
  6. Step 6: Final answer
    x = 667,941.08

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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.