Home / 2,278,693.00-3,144,983.02-1,312,382.76

Finding the Fourth Proportional to 2,278,693.00, 3,144,983.02 and 1,312,382.76

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Solution

The fourth proportional to 2,278,693.00, 3,144,983.02 and 1,312,382.76 is: 1,811,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,693.00 : 3,144,983.02 = 1,312,382.76 : x
  2. Step 2: Convert to fraction form
    2,278,693.00/3,144,983.02 = 1,312,382.76/x
  3. Step 3: Cross multiply
    2,278,693.00x = 3,144,983.02 × 1,312,382.76
  4. Step 4: Simplify right side
    2,278,693.00x = 4,127,421,492,659.78
  5. Step 5: Solve for x
    x = 4,127,421,492,659.78/2,278,693.00
  6. Step 6: Final answer
    x = 1,811,310.91

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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.