Home / 1,180,852.90-1,771,279.35-432,801.70

Finding the Fourth Proportional to 1,180,852.90, 1,771,279.35 and 432,801.70

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Solution

The fourth proportional to 1,180,852.90, 1,771,279.35 and 432,801.70 is: 649,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,852.90 : 1,771,279.35 = 432,801.70 : x
  2. Step 2: Convert to fraction form
    1,180,852.90/1,771,279.35 = 432,801.70/x
  3. Step 3: Cross multiply
    1,180,852.90x = 1,771,279.35 × 432,801.70
  4. Step 4: Simplify right side
    1,180,852.90x = 766,612,713,854.90
  5. Step 5: Solve for x
    x = 766,612,713,854.90/1,180,852.90
  6. Step 6: Final answer
    x = 649,202.55

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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.