Home / 1,818,240.75-2,727,374.79-807,090.89

Finding the Fourth Proportional to 1,818,240.75, 2,727,374.79 and 807,090.89

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Solution

The fourth proportional to 1,818,240.75, 2,727,374.79 and 807,090.89 is: 1,210,642.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,240.75 : 2,727,374.79 = 807,090.89 : x
  2. Step 2: Convert to fraction form
    1,818,240.75/2,727,374.79 = 807,090.89/x
  3. Step 3: Cross multiply
    1,818,240.75x = 2,727,374.79 × 807,090.89
  4. Step 4: Simplify right side
    1,818,240.75x = 2,201,239,336,014.38
  5. Step 5: Solve for x
    x = 2,201,239,336,014.38/1,818,240.75
  6. Step 6: Final answer
    x = 1,210,642.39

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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.