Home / 1,091,559.24-1,637,634.28-618,576.76

Finding the Fourth Proportional to 1,091,559.24, 1,637,634.28 and 618,576.76

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Solution

The fourth proportional to 1,091,559.24, 1,637,634.28 and 618,576.76 is: 928,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,559.24 : 1,637,634.28 = 618,576.76 : x
  2. Step 2: Convert to fraction form
    1,091,559.24/1,637,634.28 = 618,576.76/x
  3. Step 3: Cross multiply
    1,091,559.24x = 1,637,634.28 × 618,576.76
  4. Step 4: Simplify right side
    1,091,559.24x = 1,013,002,506,987.33
  5. Step 5: Solve for x
    x = 1,013,002,506,987.33/1,091,559.24
  6. Step 6: Final answer
    x = 928,032.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.