Home / 1,236,090.95-1,854,669.15-667,359.09

Finding the Fourth Proportional to 1,236,090.95, 1,854,669.15 and 667,359.09

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Solution

The fourth proportional to 1,236,090.95, 1,854,669.15 and 667,359.09 is: 1,001,326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,090.95 : 1,854,669.15 = 667,359.09 : x
  2. Step 2: Convert to fraction form
    1,236,090.95/1,854,669.15 = 667,359.09/x
  3. Step 3: Cross multiply
    1,236,090.95x = 1,854,669.15 × 667,359.09
  4. Step 4: Simplify right side
    1,236,090.95x = 1,237,730,316,195.07
  5. Step 5: Solve for x
    x = 1,237,730,316,195.07/1,236,090.95
  6. Step 6: Final answer
    x = 1,001,326.25

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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.