Home / 1,141,135.74-1,711,870.46-342,480.39

Finding the Fourth Proportional to 1,141,135.74, 1,711,870.46 and 342,480.39

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Solution

The fourth proportional to 1,141,135.74, 1,711,870.46 and 342,480.39 is: 513,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,135.74 : 1,711,870.46 = 342,480.39 : x
  2. Step 2: Convert to fraction form
    1,141,135.74/1,711,870.46 = 342,480.39/x
  3. Step 3: Cross multiply
    1,141,135.74x = 1,711,870.46 × 342,480.39
  4. Step 4: Simplify right side
    1,141,135.74x = 586,282,062,770.28
  5. Step 5: Solve for x
    x = 586,282,062,770.28/1,141,135.74
  6. Step 6: Final answer
    x = 513,770.66

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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.