Home / 1,912,154.64-2,868,311.52-564,317.52

Finding the Fourth Proportional to 1,912,154.64, 2,868,311.52 and 564,317.52

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Solution

The fourth proportional to 1,912,154.64, 2,868,311.52 and 564,317.52 is: 846,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,154.64 : 2,868,311.52 = 564,317.52 : x
  2. Step 2: Convert to fraction form
    1,912,154.64/2,868,311.52 = 564,317.52/x
  3. Step 3: Cross multiply
    1,912,154.64x = 2,868,311.52 × 564,317.52
  4. Step 4: Simplify right side
    1,912,154.64x = 1,618,638,443,553.83
  5. Step 5: Solve for x
    x = 1,618,638,443,553.83/1,912,154.64
  6. Step 6: Final answer
    x = 846,499.76

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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.