Home / 1,452,272.40-2,180,482.20-822,416.40

Finding the Fourth Proportional to 1,452,272.40, 2,180,482.20 and 822,416.40

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Solution

The fourth proportional to 1,452,272.40, 2,180,482.20 and 822,416.40 is: 1,234,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,272.40 : 2,180,482.20 = 822,416.40 : x
  2. Step 2: Convert to fraction form
    1,452,272.40/2,180,482.20 = 822,416.40/x
  3. Step 3: Cross multiply
    1,452,272.40x = 2,180,482.20 × 822,416.40
  4. Step 4: Simplify right side
    1,452,272.40x = 1,793,264,321,188.08
  5. Step 5: Solve for x
    x = 1,793,264,321,188.08/1,452,272.40
  6. Step 6: Final answer
    x = 1,234,798.87

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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.