Home / 2,421,528.72-3,630,601.80-1,072,959

Finding the Fourth Proportional to 2,421,528.72, 3,630,601.80 and 1,072,959

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Solution

The fourth proportional to 2,421,528.72, 3,630,601.80 and 1,072,959 is: 1,608,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,528.72 : 3,630,601.80 = 1,072,959 : x
  2. Step 2: Convert to fraction form
    2,421,528.72/3,630,601.80 = 1,072,959/x
  3. Step 3: Cross multiply
    2,421,528.72x = 3,630,601.80 × 1,072,959
  4. Step 4: Simplify right side
    2,421,528.72x = 3,895,486,876,726.20
  5. Step 5: Solve for x
    x = 3,895,486,876,726.20/2,421,528.72
  6. Step 6: Final answer
    x = 1,608,689.11

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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.