Home / 1,610,964.59-2,222,577.90-998,897.00

Finding the Fourth Proportional to 1,610,964.59, 2,222,577.90 and 998,897.00

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Solution

The fourth proportional to 1,610,964.59, 2,222,577.90 and 998,897.00 is: 1,378,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,964.59 : 2,222,577.90 = 998,897.00 : x
  2. Step 2: Convert to fraction form
    1,610,964.59/2,222,577.90 = 998,897.00/x
  3. Step 3: Cross multiply
    1,610,964.59x = 2,222,577.90 × 998,897.00
  4. Step 4: Simplify right side
    1,610,964.59x = 2,220,126,385,463.41
  5. Step 5: Solve for x
    x = 2,220,126,385,463.41/1,610,964.59
  6. Step 6: Final answer
    x = 1,378,134.82

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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.