Home / 5,680,493.40-8,520,783.30-1,893,970.20

Finding the Fourth Proportional to 5,680,493.40, 8,520,783.30 and 1,893,970.20

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Solution

The fourth proportional to 5,680,493.40, 8,520,783.30 and 1,893,970.20 is: 2,840,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,493.40 : 8,520,783.30 = 1,893,970.20 : x
  2. Step 2: Convert to fraction form
    5,680,493.40/8,520,783.30 = 1,893,970.20/x
  3. Step 3: Cross multiply
    5,680,493.40x = 8,520,783.30 × 1,893,970.20
  4. Step 4: Simplify right side
    5,680,493.40x = 16,138,109,650,857.66
  5. Step 5: Solve for x
    x = 16,138,109,650,857.66/5,680,493.40
  6. Step 6: Final answer
    x = 2,840,969.70

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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.