Home / 1,802,035.76-2,486,776.16-986,223.20

Finding the Fourth Proportional to 1,802,035.76, 2,486,776.16 and 986,223.20

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Solution

The fourth proportional to 1,802,035.76, 2,486,776.16 and 986,223.20 is: 1,360,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,035.76 : 2,486,776.16 = 986,223.20 : x
  2. Step 2: Convert to fraction form
    1,802,035.76/2,486,776.16 = 986,223.20/x
  3. Step 3: Cross multiply
    1,802,035.76x = 2,486,776.16 × 986,223.20
  4. Step 4: Simplify right side
    1,802,035.76x = 2,452,516,342,198.91
  5. Step 5: Solve for x
    x = 2,452,516,342,198.91/1,802,035.76
  6. Step 6: Final answer
    x = 1,360,969.85

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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.