Home / 1,489,732.40-2,239,264.20-1,461,738.80

Finding the Fourth Proportional to 1,489,732.40, 2,239,264.20 and 1,461,738.80

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Solution

The fourth proportional to 1,489,732.40, 2,239,264.20 and 1,461,738.80 is: 2,197,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,732.40 : 2,239,264.20 = 1,461,738.80 : x
  2. Step 2: Convert to fraction form
    1,489,732.40/2,239,264.20 = 1,461,738.80/x
  3. Step 3: Cross multiply
    1,489,732.40x = 2,239,264.20 × 1,461,738.80
  4. Step 4: Simplify right side
    1,489,732.40x = 3,273,219,364,590.96
  5. Step 5: Solve for x
    x = 3,273,219,364,590.96/1,489,732.40
  6. Step 6: Final answer
    x = 2,197,186.13

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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.