Home / 2,910,278.40-4,367,385.90-1,630,883.40

Finding the Fourth Proportional to 2,910,278.40, 4,367,385.90 and 1,630,883.40

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Solution

The fourth proportional to 2,910,278.40, 4,367,385.90 and 1,630,883.40 is: 2,447,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,278.40 : 4,367,385.90 = 1,630,883.40 : x
  2. Step 2: Convert to fraction form
    2,910,278.40/4,367,385.90 = 1,630,883.40/x
  3. Step 3: Cross multiply
    2,910,278.40x = 4,367,385.90 × 1,630,883.40
  4. Step 4: Simplify right side
    2,910,278.40x = 7,122,697,165,704.06
  5. Step 5: Solve for x
    x = 7,122,697,165,704.06/2,910,278.40
  6. Step 6: Final answer
    x = 2,447,428.11

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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.