Home / 2,850,941.92-3,934,344.46-1,561,697.20

Finding the Fourth Proportional to 2,850,941.92, 3,934,344.46 and 1,561,697.20

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Solution

The fourth proportional to 2,850,941.92, 3,934,344.46 and 1,561,697.20 is: 2,155,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,941.92 : 3,934,344.46 = 1,561,697.20 : x
  2. Step 2: Convert to fraction form
    2,850,941.92/3,934,344.46 = 1,561,697.20/x
  3. Step 3: Cross multiply
    2,850,941.92x = 3,934,344.46 × 1,561,697.20
  4. Step 4: Simplify right side
    2,850,941.92x = 6,144,254,727,017.51
  5. Step 5: Solve for x
    x = 6,144,254,727,017.51/2,850,941.92
  6. Step 6: Final answer
    x = 2,155,166.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.