Home / 1,997,889.33-2,996,335.17-783,712.74

Finding the Fourth Proportional to 1,997,889.33, 2,996,335.17 and 783,712.74

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Solution

The fourth proportional to 1,997,889.33, 2,996,335.17 and 783,712.74 is: 1,175,373.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,889.33 : 2,996,335.17 = 783,712.74 : x
  2. Step 2: Convert to fraction form
    1,997,889.33/2,996,335.17 = 783,712.74/x
  3. Step 3: Cross multiply
    1,997,889.33x = 2,996,335.17 × 783,712.74
  4. Step 4: Simplify right side
    1,997,889.33x = 2,348,266,046,039.07
  5. Step 5: Solve for x
    x = 2,348,266,046,039.07/1,997,889.33
  6. Step 6: Final answer
    x = 1,175,373.44

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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.