Home / 1,296,065.80-1,944,098.70-397,500.40

Finding the Fourth Proportional to 1,296,065.80, 1,944,098.70 and 397,500.40

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Solution

The fourth proportional to 1,296,065.80, 1,944,098.70 and 397,500.40 is: 596,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,065.80 : 1,944,098.70 = 397,500.40 : x
  2. Step 2: Convert to fraction form
    1,296,065.80/1,944,098.70 = 397,500.40/x
  3. Step 3: Cross multiply
    1,296,065.80x = 1,944,098.70 × 397,500.40
  4. Step 4: Simplify right side
    1,296,065.80x = 772,780,010,889.48
  5. Step 5: Solve for x
    x = 772,780,010,889.48/1,296,065.80
  6. Step 6: Final answer
    x = 596,250.60

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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.