Home / 1,456,721.70-2,010,231.91-803,347.38

Finding the Fourth Proportional to 1,456,721.70, 2,010,231.91 and 803,347.38

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Solution

The fourth proportional to 1,456,721.70, 2,010,231.91 and 803,347.38 is: 1,108,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,721.70 : 2,010,231.91 = 803,347.38 : x
  2. Step 2: Convert to fraction form
    1,456,721.70/2,010,231.91 = 803,347.38/x
  3. Step 3: Cross multiply
    1,456,721.70x = 2,010,231.91 × 803,347.38
  4. Step 4: Simplify right side
    1,456,721.70x = 1,614,914,538,090.90
  5. Step 5: Solve for x
    x = 1,614,914,538,090.90/1,456,721.70
  6. Step 6: Final answer
    x = 1,108,595.10

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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.