Home / 1,912,098.52-2,868,639.90-564,206.68

Finding the Fourth Proportional to 1,912,098.52, 2,868,639.90 and 564,206.68

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Solution

The fourth proportional to 1,912,098.52, 2,868,639.90 and 564,206.68 is: 846,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,098.52 : 2,868,639.90 = 564,206.68 : x
  2. Step 2: Convert to fraction form
    1,912,098.52/2,868,639.90 = 564,206.68/x
  3. Step 3: Cross multiply
    1,912,098.52x = 2,868,639.90 × 564,206.68
  4. Step 4: Simplify right side
    1,912,098.52x = 1,618,505,794,094.53
  5. Step 5: Solve for x
    x = 1,618,505,794,094.53/1,912,098.52
  6. Step 6: Final answer
    x = 846,455.23

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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.