Home / 2,110,193.42-2,912,062.91-1,143,349.88

Finding the Fourth Proportional to 2,110,193.42, 2,912,062.91 and 1,143,349.88

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Solution

The fourth proportional to 2,110,193.42, 2,912,062.91 and 1,143,349.88 is: 1,577,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,193.42 : 2,912,062.91 = 1,143,349.88 : x
  2. Step 2: Convert to fraction form
    2,110,193.42/2,912,062.91 = 1,143,349.88/x
  3. Step 3: Cross multiply
    2,110,193.42x = 2,912,062.91 × 1,143,349.88
  4. Step 4: Simplify right side
    2,110,193.42x = 3,329,506,758,423.89
  5. Step 5: Solve for x
    x = 3,329,506,758,423.89/2,110,193.42
  6. Step 6: Final answer
    x = 1,577,820.66

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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.