Home / 1,474,926.87-2,035,393.20-830,348.31

Finding the Fourth Proportional to 1,474,926.87, 2,035,393.20 and 830,348.31

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Solution

The fourth proportional to 1,474,926.87, 2,035,393.20 and 830,348.31 is: 1,145,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,926.87 : 2,035,393.20 = 830,348.31 : x
  2. Step 2: Convert to fraction form
    1,474,926.87/2,035,393.20 = 830,348.31/x
  3. Step 3: Cross multiply
    1,474,926.87x = 2,035,393.20 × 830,348.31
  4. Step 4: Simplify right side
    1,474,926.87x = 1,690,085,303,805.49
  5. Step 5: Solve for x
    x = 1,690,085,303,805.49/1,474,926.87
  6. Step 6: Final answer
    x = 1,145,877.36

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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.