Home / 1,137,497.20-1,569,756.61-647,442.67

Finding the Fourth Proportional to 1,137,497.20, 1,569,756.61 and 647,442.67

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Solution

The fourth proportional to 1,137,497.20, 1,569,756.61 and 647,442.67 is: 893,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,497.20 : 1,569,756.61 = 647,442.67 : x
  2. Step 2: Convert to fraction form
    1,137,497.20/1,569,756.61 = 647,442.67/x
  3. Step 3: Cross multiply
    1,137,497.20x = 1,569,756.61 × 647,442.67
  4. Step 4: Simplify right side
    1,137,497.20x = 1,016,327,410,656.75
  5. Step 5: Solve for x
    x = 1,016,327,410,656.75/1,137,497.20
  6. Step 6: Final answer
    x = 893,476.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.