Home / 1,452,195.40-2,178,293.10-741,987.40

Finding the Fourth Proportional to 1,452,195.40, 2,178,293.10 and 741,987.40

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Solution

The fourth proportional to 1,452,195.40, 2,178,293.10 and 741,987.40 is: 1,112,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,195.40 : 2,178,293.10 = 741,987.40 : x
  2. Step 2: Convert to fraction form
    1,452,195.40/2,178,293.10 = 741,987.40/x
  3. Step 3: Cross multiply
    1,452,195.40x = 2,178,293.10 × 741,987.40
  4. Step 4: Simplify right side
    1,452,195.40x = 1,616,266,033,706.94
  5. Step 5: Solve for x
    x = 1,616,266,033,706.94/1,452,195.40
  6. Step 6: Final answer
    x = 1,112,981.10

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Double scale
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Similar ratio
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1.5x scale

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.