Home / 2,887,148.15-3,984,139.13-1,597,911.65

Finding the Fourth Proportional to 2,887,148.15, 3,984,139.13 and 1,597,911.65

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Solution

The fourth proportional to 2,887,148.15, 3,984,139.13 and 1,597,911.65 is: 2,205,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,148.15 : 3,984,139.13 = 1,597,911.65 : x
  2. Step 2: Convert to fraction form
    2,887,148.15/3,984,139.13 = 1,597,911.65/x
  3. Step 3: Cross multiply
    2,887,148.15x = 3,984,139.13 × 1,597,911.65
  4. Step 4: Simplify right side
    2,887,148.15x = 6,366,302,303,137.61
  5. Step 5: Solve for x
    x = 6,366,302,303,137.61/2,887,148.15
  6. Step 6: Final answer
    x = 2,205,048.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.