Home / 1,334,054.80-2,002,394.40-660,896.20

Finding the Fourth Proportional to 1,334,054.80, 2,002,394.40 and 660,896.20

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Solution

The fourth proportional to 1,334,054.80, 2,002,394.40 and 660,896.20 is: 991,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,054.80 : 2,002,394.40 = 660,896.20 : x
  2. Step 2: Convert to fraction form
    1,334,054.80/2,002,394.40 = 660,896.20/x
  3. Step 3: Cross multiply
    1,334,054.80x = 2,002,394.40 × 660,896.20
  4. Step 4: Simplify right side
    1,334,054.80x = 1,323,374,849,861.28
  5. Step 5: Solve for x
    x = 1,323,374,849,861.28/1,334,054.80
  6. Step 6: Final answer
    x = 991,994.37

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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.