Home / 2,871,569.90-4,307,354.85-1,436,679.20

Finding the Fourth Proportional to 2,871,569.90, 4,307,354.85 and 1,436,679.20

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Solution

The fourth proportional to 2,871,569.90, 4,307,354.85 and 1,436,679.20 is: 2,155,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,569.90 : 4,307,354.85 = 1,436,679.20 : x
  2. Step 2: Convert to fraction form
    2,871,569.90/4,307,354.85 = 1,436,679.20/x
  3. Step 3: Cross multiply
    2,871,569.90x = 4,307,354.85 × 1,436,679.20
  4. Step 4: Simplify right side
    2,871,569.90x = 6,188,287,120,014.12
  5. Step 5: Solve for x
    x = 6,188,287,120,014.12/2,871,569.90
  6. Step 6: Final answer
    x = 2,155,018.80

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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.