Home / 1,577,122.20-2,364,992.10-630,178.20

Finding the Fourth Proportional to 1,577,122.20, 2,364,992.10 and 630,178.20

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Solution

The fourth proportional to 1,577,122.20, 2,364,992.10 and 630,178.20 is: 944,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,122.20 : 2,364,992.10 = 630,178.20 : x
  2. Step 2: Convert to fraction form
    1,577,122.20/2,364,992.10 = 630,178.20/x
  3. Step 3: Cross multiply
    1,577,122.20x = 2,364,992.10 × 630,178.20
  4. Step 4: Simplify right side
    1,577,122.20x = 1,490,366,464,592.22
  5. Step 5: Solve for x
    x = 1,490,366,464,592.22/1,577,122.20
  6. Step 6: Final answer
    x = 944,991.11

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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.