Home / 1,877,729.84-2,591,221.56-1,072,862

Finding the Fourth Proportional to 1,877,729.84, 2,591,221.56 and 1,072,862

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Solution

The fourth proportional to 1,877,729.84, 2,591,221.56 and 1,072,862 is: 1,480,523.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,729.84 : 2,591,221.56 = 1,072,862 : x
  2. Step 2: Convert to fraction form
    1,877,729.84/2,591,221.56 = 1,072,862/x
  3. Step 3: Cross multiply
    1,877,729.84x = 2,591,221.56 × 1,072,862
  4. Step 4: Simplify right side
    1,877,729.84x = 2,780,023,145,304.72
  5. Step 5: Solve for x
    x = 2,780,023,145,304.72/1,877,729.84
  6. Step 6: Final answer
    x = 1,480,523.49

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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.