Home / 3,189,386.28-4,401,186.28-1,812,545.88

Finding the Fourth Proportional to 3,189,386.28, 4,401,186.28 and 1,812,545.88

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Solution

The fourth proportional to 3,189,386.28, 4,401,186.28 and 1,812,545.88 is: 2,501,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,386.28 : 4,401,186.28 = 1,812,545.88 : x
  2. Step 2: Convert to fraction form
    3,189,386.28/4,401,186.28 = 1,812,545.88/x
  3. Step 3: Cross multiply
    3,189,386.28x = 4,401,186.28 × 1,812,545.88
  4. Step 4: Simplify right side
    3,189,386.28x = 7,977,352,058,926.53
  5. Step 5: Solve for x
    x = 7,977,352,058,926.53/3,189,386.28
  6. Step 6: Final answer
    x = 2,501,218.53

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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.