Home / 2,399,897.63-3,311,859.02-1,312,169.96

Finding the Fourth Proportional to 2,399,897.63, 3,311,859.02 and 1,312,169.96

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Solution

The fourth proportional to 2,399,897.63, 3,311,859.02 and 1,312,169.96 is: 1,810,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399,897.63 : 3,311,859.02 = 1,312,169.96 : x
  2. Step 2: Convert to fraction form
    2,399,897.63/3,311,859.02 = 1,312,169.96/x
  3. Step 3: Cross multiply
    2,399,897.63x = 3,311,859.02 × 1,312,169.96
  4. Step 4: Simplify right side
    2,399,897.63x = 4,345,721,919,517.84
  5. Step 5: Solve for x
    x = 4,345,721,919,517.84/2,399,897.63
  6. Step 6: Final answer
    x = 1,810,794.70

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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.