Home / 1,259,877.34-1,739,338.23-873,254.62

Finding the Fourth Proportional to 1,259,877.34, 1,739,338.23 and 873,254.62

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Solution

The fourth proportional to 1,259,877.34, 1,739,338.23 and 873,254.62 is: 1,205,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,877.34 : 1,739,338.23 = 873,254.62 : x
  2. Step 2: Convert to fraction form
    1,259,877.34/1,739,338.23 = 873,254.62/x
  3. Step 3: Cross multiply
    1,259,877.34x = 1,739,338.23 × 873,254.62
  4. Step 4: Simplify right side
    1,259,877.34x = 1,518,885,145,090.12
  5. Step 5: Solve for x
    x = 1,518,885,145,090.12/1,259,877.34
  6. Step 6: Final answer
    x = 1,205,581.76

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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.