Home / 1,334,652.40-1,842,003.56-818,314.96

Finding the Fourth Proportional to 1,334,652.40, 1,842,003.56 and 818,314.96

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Solution

The fourth proportional to 1,334,652.40, 1,842,003.56 and 818,314.96 is: 1,129,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,652.40 : 1,842,003.56 = 818,314.96 : x
  2. Step 2: Convert to fraction form
    1,334,652.40/1,842,003.56 = 818,314.96/x
  3. Step 3: Cross multiply
    1,334,652.40x = 1,842,003.56 × 818,314.96
  4. Step 4: Simplify right side
    1,334,652.40x = 1,507,339,069,521.26
  5. Step 5: Solve for x
    x = 1,507,339,069,521.26/1,334,652.40
  6. Step 6: Final answer
    x = 1,129,387.00

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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.