Home / 1,539,061.68-2,123,894.76-859,999.76

Finding the Fourth Proportional to 1,539,061.68, 2,123,894.76 and 859,999.76

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Solution

The fourth proportional to 1,539,061.68, 2,123,894.76 and 859,999.76 is: 1,186,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,061.68 : 2,123,894.76 = 859,999.76 : x
  2. Step 2: Convert to fraction form
    1,539,061.68/2,123,894.76 = 859,999.76/x
  3. Step 3: Cross multiply
    1,539,061.68x = 2,123,894.76 × 859,999.76
  4. Step 4: Simplify right side
    1,539,061.68x = 1,826,548,983,865.26
  5. Step 5: Solve for x
    x = 1,826,548,983,865.26/1,539,061.68
  6. Step 6: Final answer
    x = 1,186,793.88

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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.