Home / 2,857,002.10-3,942,710.76-1,567,962.40

Finding the Fourth Proportional to 2,857,002.10, 3,942,710.76 and 1,567,962.40

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Solution

The fourth proportional to 2,857,002.10, 3,942,710.76 and 1,567,962.40 is: 2,163,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,002.10 : 3,942,710.76 = 1,567,962.40 : x
  2. Step 2: Convert to fraction form
    2,857,002.10/3,942,710.76 = 1,567,962.40/x
  3. Step 3: Cross multiply
    2,857,002.10x = 3,942,710.76 × 1,567,962.40
  4. Step 4: Simplify right side
    2,857,002.10x = 6,182,022,225,755.42
  5. Step 5: Solve for x
    x = 6,182,022,225,755.42/2,857,002.10
  6. Step 6: Final answer
    x = 2,163,814.38

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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.