Home / 2,767,186.80-4,151,557.80-1,347,289.20

Finding the Fourth Proportional to 2,767,186.80, 4,151,557.80 and 1,347,289.20

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Solution

The fourth proportional to 2,767,186.80, 4,151,557.80 and 1,347,289.20 is: 2,021,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,186.80 : 4,151,557.80 = 1,347,289.20 : x
  2. Step 2: Convert to fraction form
    2,767,186.80/4,151,557.80 = 1,347,289.20/x
  3. Step 3: Cross multiply
    2,767,186.80x = 4,151,557.80 × 1,347,289.20
  4. Step 4: Simplify right side
    2,767,186.80x = 5,593,348,987,115.76
  5. Step 5: Solve for x
    x = 5,593,348,987,115.76/2,767,186.80
  6. Step 6: Final answer
    x = 2,021,312.40

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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.