Home / 1,130,366.50-1,559,519.97-700,489.78

Finding the Fourth Proportional to 1,130,366.50, 1,559,519.97 and 700,489.78

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Solution

The fourth proportional to 1,130,366.50, 1,559,519.97 and 700,489.78 is: 966,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,366.50 : 1,559,519.97 = 700,489.78 : x
  2. Step 2: Convert to fraction form
    1,130,366.50/1,559,519.97 = 700,489.78/x
  3. Step 3: Cross multiply
    1,130,366.50x = 1,559,519.97 × 700,489.78
  4. Step 4: Simplify right side
    1,130,366.50x = 1,092,427,796,792.11
  5. Step 5: Solve for x
    x = 1,092,427,796,792.11/1,130,366.50
  6. Step 6: Final answer
    x = 966,436.81

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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.