Home / 1,295,426.20-1,941,713.70-453,544.60

Finding the Fourth Proportional to 1,295,426.20, 1,941,713.70 and 453,544.60

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Solution

The fourth proportional to 1,295,426.20, 1,941,713.70 and 453,544.60 is: 679,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,426.20 : 1,941,713.70 = 453,544.60 : x
  2. Step 2: Convert to fraction form
    1,295,426.20/1,941,713.70 = 453,544.60/x
  3. Step 3: Cross multiply
    1,295,426.20x = 1,941,713.70 × 453,544.60
  4. Step 4: Simplify right side
    1,295,426.20x = 880,653,763,381.02
  5. Step 5: Solve for x
    x = 880,653,763,381.02/1,295,426.20
  6. Step 6: Final answer
    x = 679,817.78

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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.