Home / 1,214,671.20-1,822,006.80-373,221.60

Finding the Fourth Proportional to 1,214,671.20, 1,822,006.80 and 373,221.60

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Solution

The fourth proportional to 1,214,671.20, 1,822,006.80 and 373,221.60 is: 559,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,671.20 : 1,822,006.80 = 373,221.60 : x
  2. Step 2: Convert to fraction form
    1,214,671.20/1,822,006.80 = 373,221.60/x
  3. Step 3: Cross multiply
    1,214,671.20x = 1,822,006.80 × 373,221.60
  4. Step 4: Simplify right side
    1,214,671.20x = 680,012,293,106.88
  5. Step 5: Solve for x
    x = 680,012,293,106.88/1,214,671.20
  6. Step 6: Final answer
    x = 559,832.40

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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.