Home / 1,097,881.64-1,515,076.45-614,446.76

Finding the Fourth Proportional to 1,097,881.64, 1,515,076.45 and 614,446.76

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Solution

The fourth proportional to 1,097,881.64, 1,515,076.45 and 614,446.76 is: 847,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,881.64 : 1,515,076.45 = 614,446.76 : x
  2. Step 2: Convert to fraction form
    1,097,881.64/1,515,076.45 = 614,446.76/x
  3. Step 3: Cross multiply
    1,097,881.64x = 1,515,076.45 × 614,446.76
  4. Step 4: Simplify right side
    1,097,881.64x = 930,933,818,106.38
  5. Step 5: Solve for x
    x = 930,933,818,106.38/1,097,881.64
  6. Step 6: Final answer
    x = 847,936.41

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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.