Home / 3,909,187.40-5,855,798.46-2,011,943

Finding the Fourth Proportional to 3,909,187.40, 5,855,798.46 and 2,011,943

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Solution

The fourth proportional to 3,909,187.40, 5,855,798.46 and 2,011,943 is: 3,013,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,187.40 : 5,855,798.46 = 2,011,943 : x
  2. Step 2: Convert to fraction form
    3,909,187.40/5,855,798.46 = 2,011,943/x
  3. Step 3: Cross multiply
    3,909,187.40x = 5,855,798.46 × 2,011,943
  4. Step 4: Simplify right side
    3,909,187.40x = 11,781,532,721,007.78
  5. Step 5: Solve for x
    x = 11,781,532,721,007.78/3,909,187.40
  6. Step 6: Final answer
    x = 3,013,806.07

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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.