Home / 1,344,129.80-2,016,194.70-777,259.40

Finding the Fourth Proportional to 1,344,129.80, 2,016,194.70 and 777,259.40

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Solution

The fourth proportional to 1,344,129.80, 2,016,194.70 and 777,259.40 is: 1,165,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,129.80 : 2,016,194.70 = 777,259.40 : x
  2. Step 2: Convert to fraction form
    1,344,129.80/2,016,194.70 = 777,259.40/x
  3. Step 3: Cross multiply
    1,344,129.80x = 2,016,194.70 × 777,259.40
  4. Step 4: Simplify right side
    1,344,129.80x = 1,567,106,282,805.18
  5. Step 5: Solve for x
    x = 1,567,106,282,805.18/1,344,129.80
  6. Step 6: Final answer
    x = 1,165,889.10

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Similar ratio
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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.