Home / 1,559,414.86-2,151,763.46-871,001.88

Finding the Fourth Proportional to 1,559,414.86, 2,151,763.46 and 871,001.88

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Solution

The fourth proportional to 1,559,414.86, 2,151,763.46 and 871,001.88 is: 1,201,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,414.86 : 2,151,763.46 = 871,001.88 : x
  2. Step 2: Convert to fraction form
    1,559,414.86/2,151,763.46 = 871,001.88/x
  3. Step 3: Cross multiply
    1,559,414.86x = 2,151,763.46 × 871,001.88
  4. Step 4: Simplify right side
    1,559,414.86x = 1,874,190,018,975.30
  5. Step 5: Solve for x
    x = 1,874,190,018,975.30/1,559,414.86
  6. Step 6: Final answer
    x = 1,201,854.66

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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.