Home / 2,871,072.54-4,307,275.17-977,830.38

Finding the Fourth Proportional to 2,871,072.54, 4,307,275.17 and 977,830.38

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Solution

The fourth proportional to 2,871,072.54, 4,307,275.17 and 977,830.38 is: 1,466,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,072.54 : 4,307,275.17 = 977,830.38 : x
  2. Step 2: Convert to fraction form
    2,871,072.54/4,307,275.17 = 977,830.38/x
  3. Step 3: Cross multiply
    2,871,072.54x = 4,307,275.17 × 977,830.38
  4. Step 4: Simplify right side
    2,871,072.54x = 4,211,784,516,245.66
  5. Step 5: Solve for x
    x = 4,211,784,516,245.66/2,871,072.54
  6. Step 6: Final answer
    x = 1,466,972.52

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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.