Home / 1,154,712.78-1,733,639.87-649,629.18

Finding the Fourth Proportional to 1,154,712.78, 1,733,639.87 and 649,629.18

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Solution

The fourth proportional to 1,154,712.78, 1,733,639.87 and 649,629.18 is: 975,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,712.78 : 1,733,639.87 = 649,629.18 : x
  2. Step 2: Convert to fraction form
    1,154,712.78/1,733,639.87 = 649,629.18/x
  3. Step 3: Cross multiply
    1,154,712.78x = 1,733,639.87 × 649,629.18
  4. Step 4: Simplify right side
    1,154,712.78x = 1,126,223,043,915.26
  5. Step 5: Solve for x
    x = 1,126,223,043,915.26/1,154,712.78
  6. Step 6: Final answer
    x = 975,327.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.