Home / 5,386,398.59-8,079,001.05-1,928,000.15

Finding the Fourth Proportional to 5,386,398.59, 8,079,001.05 and 1,928,000.15

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Solution

The fourth proportional to 5,386,398.59, 8,079,001.05 and 1,928,000.15 is: 2,891,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,398.59 : 8,079,001.05 = 1,928,000.15 : x
  2. Step 2: Convert to fraction form
    5,386,398.59/8,079,001.05 = 1,928,000.15/x
  3. Step 3: Cross multiply
    5,386,398.59x = 8,079,001.05 × 1,928,000.15
  4. Step 4: Simplify right side
    5,386,398.59x = 15,576,315,233,381.41
  5. Step 5: Solve for x
    x = 15,576,315,233,381.41/5,386,398.59
  6. Step 6: Final answer
    x = 2,891,786.59

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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.