Home / 1,652,976.60-2,281,141.56-927,876.78

Finding the Fourth Proportional to 1,652,976.60, 2,281,141.56 and 927,876.78

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Solution

The fourth proportional to 1,652,976.60, 2,281,141.56 and 927,876.78 is: 1,280,488.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,976.60 : 2,281,141.56 = 927,876.78 : x
  2. Step 2: Convert to fraction form
    1,652,976.60/2,281,141.56 = 927,876.78/x
  3. Step 3: Cross multiply
    1,652,976.60x = 2,281,141.56 × 927,876.78
  4. Step 4: Simplify right side
    1,652,976.60x = 2,116,618,285,416.98
  5. Step 5: Solve for x
    x = 2,116,618,285,416.98/1,652,976.60
  6. Step 6: Final answer
    x = 1,280,488.96

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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.