Home / 2,871,086.40-4,306,386.60-876,542.40

Finding the Fourth Proportional to 2,871,086.40, 4,306,386.60 and 876,542.40

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Solution

The fourth proportional to 2,871,086.40, 4,306,386.60 and 876,542.40 is: 1,314,739.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,086.40 : 4,306,386.60 = 876,542.40 : x
  2. Step 2: Convert to fraction form
    2,871,086.40/4,306,386.60 = 876,542.40/x
  3. Step 3: Cross multiply
    2,871,086.40x = 4,306,386.60 × 876,542.40
  4. Step 4: Simplify right side
    2,871,086.40x = 3,774,730,445,691.84
  5. Step 5: Solve for x
    x = 3,774,730,445,691.84/2,871,086.40
  6. Step 6: Final answer
    x = 1,314,739.41

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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.