Home / 2,820,290-3,892,000.20-1,548,482

Finding the Fourth Proportional to 2,820,290, 3,892,000.20 and 1,548,482

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Solution

The fourth proportional to 2,820,290, 3,892,000.20 and 1,548,482 is: 2,136,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,290 : 3,892,000.20 = 1,548,482 : x
  2. Step 2: Convert to fraction form
    2,820,290/3,892,000.20 = 1,548,482/x
  3. Step 3: Cross multiply
    2,820,290x = 3,892,000.20 × 1,548,482
  4. Step 4: Simplify right side
    2,820,290x = 6,026,692,253,696.40
  5. Step 5: Solve for x
    x = 6,026,692,253,696.40/2,820,290
  6. Step 6: Final answer
    x = 2,136,905.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.