Home / 1,141,132.74-1,711,865.97-342,477.40

Finding the Fourth Proportional to 1,141,132.74, 1,711,865.97 and 342,477.40

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Solution

The fourth proportional to 1,141,132.74, 1,711,865.97 and 342,477.40 is: 513,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,132.74 : 1,711,865.97 = 342,477.40 : x
  2. Step 2: Convert to fraction form
    1,141,132.74/1,711,865.97 = 342,477.40/x
  3. Step 3: Cross multiply
    1,141,132.74x = 1,711,865.97 × 342,477.40
  4. Step 4: Simplify right side
    1,141,132.74x = 586,275,406,554.08
  5. Step 5: Solve for x
    x = 586,275,406,554.08/1,141,132.74
  6. Step 6: Final answer
    x = 513,766.18

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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.