Home / 1,521,288.16-2,099,378.17-833,003.55

Finding the Fourth Proportional to 1,521,288.16, 2,099,378.17 and 833,003.55

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Solution

The fourth proportional to 1,521,288.16, 2,099,378.17 and 833,003.55 is: 1,149,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,288.16 : 2,099,378.17 = 833,003.55 : x
  2. Step 2: Convert to fraction form
    1,521,288.16/2,099,378.17 = 833,003.55/x
  3. Step 3: Cross multiply
    1,521,288.16x = 2,099,378.17 × 833,003.55
  4. Step 4: Simplify right side
    1,521,288.16x = 1,748,789,466,319.99
  5. Step 5: Solve for x
    x = 1,748,789,466,319.99/1,521,288.16
  6. Step 6: Final answer
    x = 1,149,545.18

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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.