Home / 2,082,878.64-3,124,343.88-662,929.20

Finding the Fourth Proportional to 2,082,878.64, 3,124,343.88 and 662,929.20

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Solution

The fourth proportional to 2,082,878.64, 3,124,343.88 and 662,929.20 is: 994,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,878.64 : 3,124,343.88 = 662,929.20 : x
  2. Step 2: Convert to fraction form
    2,082,878.64/3,124,343.88 = 662,929.20/x
  3. Step 3: Cross multiply
    2,082,878.64x = 3,124,343.88 × 662,929.20
  4. Step 4: Simplify right side
    2,082,878.64x = 2,071,218,788,893.30
  5. Step 5: Solve for x
    x = 2,071,218,788,893.30/2,082,878.64
  6. Step 6: Final answer
    x = 994,402.05

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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.