Home / 2,015,319.07-2,780,934.69-1,240,827.04

Finding the Fourth Proportional to 2,015,319.07, 2,780,934.69 and 1,240,827.04

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Solution

The fourth proportional to 2,015,319.07, 2,780,934.69 and 1,240,827.04 is: 1,712,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,319.07 : 2,780,934.69 = 1,240,827.04 : x
  2. Step 2: Convert to fraction form
    2,015,319.07/2,780,934.69 = 1,240,827.04/x
  3. Step 3: Cross multiply
    2,015,319.07x = 2,780,934.69 × 1,240,827.04
  4. Step 4: Simplify right side
    2,015,319.07x = 3,450,658,959,826.02
  5. Step 5: Solve for x
    x = 3,450,658,959,826.02/2,015,319.07
  6. Step 6: Final answer
    x = 1,712,214.71

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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.