Home / 1,231,002.12-1,849,750.47-662,803.32

Finding the Fourth Proportional to 1,231,002.12, 1,849,750.47 and 662,803.32

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Solution

The fourth proportional to 1,231,002.12, 1,849,750.47 and 662,803.32 is: 995,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,002.12 : 1,849,750.47 = 662,803.32 : x
  2. Step 2: Convert to fraction form
    1,231,002.12/1,849,750.47 = 662,803.32/x
  3. Step 3: Cross multiply
    1,231,002.12x = 1,849,750.47 × 662,803.32
  4. Step 4: Simplify right side
    1,231,002.12x = 1,226,020,752,687.56
  5. Step 5: Solve for x
    x = 1,226,020,752,687.56/1,231,002.12
  6. Step 6: Final answer
    x = 995,953.40

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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.