Home / 5,177,541.14-7,767,432.77-1,982,667.45

Finding the Fourth Proportional to 5,177,541.14, 7,767,432.77 and 1,982,667.45

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Solution

The fourth proportional to 5,177,541.14, 7,767,432.77 and 1,982,667.45 is: 2,974,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,541.14 : 7,767,432.77 = 1,982,667.45 : x
  2. Step 2: Convert to fraction form
    5,177,541.14/7,767,432.77 = 1,982,667.45/x
  3. Step 3: Cross multiply
    5,177,541.14x = 7,767,432.77 × 1,982,667.45
  4. Step 4: Simplify right side
    5,177,541.14x = 15,400,236,113,229.00
  5. Step 5: Solve for x
    x = 15,400,236,113,229.00/5,177,541.14
  6. Step 6: Final answer
    x = 2,974,430.47

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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.