Home / 1,501,989.09-2,253,122.15-491,116.23

Finding the Fourth Proportional to 1,501,989.09, 2,253,122.15 and 491,116.23

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Solution

The fourth proportional to 1,501,989.09, 2,253,122.15 and 491,116.23 is: 736,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,989.09 : 2,253,122.15 = 491,116.23 : x
  2. Step 2: Convert to fraction form
    1,501,989.09/2,253,122.15 = 491,116.23/x
  3. Step 3: Cross multiply
    1,501,989.09x = 2,253,122.15 × 491,116.23
  4. Step 4: Simplify right side
    1,501,989.09x = 1,106,544,854,963.18
  5. Step 5: Solve for x
    x = 1,106,544,854,963.18/1,501,989.09
  6. Step 6: Final answer
    x = 736,719.63

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Double scale
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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.