Home / 1,720,103.76-2,373,398.28-1,041,086.16

Finding the Fourth Proportional to 1,720,103.76, 2,373,398.28 and 1,041,086.16

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Solution

The fourth proportional to 1,720,103.76, 2,373,398.28 and 1,041,086.16 is: 1,436,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,103.76 : 2,373,398.28 = 1,041,086.16 : x
  2. Step 2: Convert to fraction form
    1,720,103.76/2,373,398.28 = 1,041,086.16/x
  3. Step 3: Cross multiply
    1,720,103.76x = 2,373,398.28 × 1,041,086.16
  4. Step 4: Simplify right side
    1,720,103.76x = 2,470,912,101,475.80
  5. Step 5: Solve for x
    x = 2,470,912,101,475.80/1,720,103.76
  6. Step 6: Final answer
    x = 1,436,490.15

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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.