Home / 1,358,621.40-2,039,244.30-827,180.40

Finding the Fourth Proportional to 1,358,621.40, 2,039,244.30 and 827,180.40

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Solution

The fourth proportional to 1,358,621.40, 2,039,244.30 and 827,180.40 is: 1,241,569.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,621.40 : 2,039,244.30 = 827,180.40 : x
  2. Step 2: Convert to fraction form
    1,358,621.40/2,039,244.30 = 827,180.40/x
  3. Step 3: Cross multiply
    1,358,621.40x = 2,039,244.30 × 827,180.40
  4. Step 4: Simplify right side
    1,358,621.40x = 1,686,822,915,771.72
  5. Step 5: Solve for x
    x = 1,686,822,915,771.72/1,358,621.40
  6. Step 6: Final answer
    x = 1,241,569.52

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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.