Home / 1,195,315.36-1,649,487.17-651,439.47

Finding the Fourth Proportional to 1,195,315.36, 1,649,487.17 and 651,439.47

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Solution

The fourth proportional to 1,195,315.36, 1,649,487.17 and 651,439.47 is: 898,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,315.36 : 1,649,487.17 = 651,439.47 : x
  2. Step 2: Convert to fraction form
    1,195,315.36/1,649,487.17 = 651,439.47/x
  3. Step 3: Cross multiply
    1,195,315.36x = 1,649,487.17 × 651,439.47
  4. Step 4: Simplify right side
    1,195,315.36x = 1,074,541,046,118.10
  5. Step 5: Solve for x
    x = 1,074,541,046,118.10/1,195,315.36
  6. Step 6: Final answer
    x = 898,960.29

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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.