Home / 1,490,897.88-2,236,704.30-480,115.08

Finding the Fourth Proportional to 1,490,897.88, 2,236,704.30 and 480,115.08

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Solution

The fourth proportional to 1,490,897.88, 2,236,704.30 and 480,115.08 is: 720,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,897.88 : 2,236,704.30 = 480,115.08 : x
  2. Step 2: Convert to fraction form
    1,490,897.88/2,236,704.30 = 480,115.08/x
  3. Step 3: Cross multiply
    1,490,897.88x = 2,236,704.30 × 480,115.08
  4. Step 4: Simplify right side
    1,490,897.88x = 1,073,875,463,930.84
  5. Step 5: Solve for x
    x = 1,073,875,463,930.84/1,490,897.88
  6. Step 6: Final answer
    x = 720,287.74

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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.