Home / 2,580,373.66-3,868,003.84-1,211,697.29

Finding the Fourth Proportional to 2,580,373.66, 3,868,003.84 and 1,211,697.29

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Solution

The fourth proportional to 2,580,373.66, 3,868,003.84 and 1,211,697.29 is: 1,816,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,373.66 : 3,868,003.84 = 1,211,697.29 : x
  2. Step 2: Convert to fraction form
    2,580,373.66/3,868,003.84 = 1,211,697.29/x
  3. Step 3: Cross multiply
    2,580,373.66x = 3,868,003.84 × 1,211,697.29
  4. Step 4: Simplify right side
    2,580,373.66x = 4,686,849,776,691.00
  5. Step 5: Solve for x
    x = 4,686,849,776,691.00/2,580,373.66
  6. Step 6: Final answer
    x = 1,816,345.38

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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.