Home / 2,934,543.40-4,401,815.10-1,926,773.80

Finding the Fourth Proportional to 2,934,543.40, 4,401,815.10 and 1,926,773.80

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Solution

The fourth proportional to 2,934,543.40, 4,401,815.10 and 1,926,773.80 is: 2,890,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,543.40 : 4,401,815.10 = 1,926,773.80 : x
  2. Step 2: Convert to fraction form
    2,934,543.40/4,401,815.10 = 1,926,773.80/x
  3. Step 3: Cross multiply
    2,934,543.40x = 4,401,815.10 × 1,926,773.80
  4. Step 4: Simplify right side
    2,934,543.40x = 8,481,302,007,124.38
  5. Step 5: Solve for x
    x = 8,481,302,007,124.38/2,934,543.40
  6. Step 6: Final answer
    x = 2,890,160.70

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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.