Home / 3,035,121.28-4,190,419.92-1,947,861.52

Finding the Fourth Proportional to 3,035,121.28, 4,190,419.92 and 1,947,861.52

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Solution

The fourth proportional to 3,035,121.28, 4,190,419.92 and 1,947,861.52 is: 2,689,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,121.28 : 4,190,419.92 = 1,947,861.52 : x
  2. Step 2: Convert to fraction form
    3,035,121.28/4,190,419.92 = 1,947,861.52/x
  3. Step 3: Cross multiply
    3,035,121.28x = 4,190,419.92 × 1,947,861.52
  4. Step 4: Simplify right side
    3,035,121.28x = 8,162,357,714,809.48
  5. Step 5: Solve for x
    x = 8,162,357,714,809.48/3,035,121.28
  6. Step 6: Final answer
    x = 2,689,302.00

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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.