Home / 4,385,579.80-6,578,820.90-1,655,426.86

Finding the Fourth Proportional to 4,385,579.80, 6,578,820.90 and 1,655,426.86

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Solution

The fourth proportional to 4,385,579.80, 6,578,820.90 and 1,655,426.86 is: 2,483,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385,579.80 : 6,578,820.90 = 1,655,426.86 : x
  2. Step 2: Convert to fraction form
    4,385,579.80/6,578,820.90 = 1,655,426.86/x
  3. Step 3: Cross multiply
    4,385,579.80x = 6,578,820.90 × 1,655,426.86
  4. Step 4: Simplify right side
    4,385,579.80x = 10,890,756,824,989.38
  5. Step 5: Solve for x
    x = 10,890,756,824,989.38/4,385,579.80
  6. Step 6: Final answer
    x = 2,483,310.60

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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.