Home / 4,207,997.40-6,311,996.10-2,605,363.80

Finding the Fourth Proportional to 4,207,997.40, 6,311,996.10 and 2,605,363.80

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Solution

The fourth proportional to 4,207,997.40, 6,311,996.10 and 2,605,363.80 is: 3,908,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207,997.40 : 6,311,996.10 = 2,605,363.80 : x
  2. Step 2: Convert to fraction form
    4,207,997.40/6,311,996.10 = 2,605,363.80/x
  3. Step 3: Cross multiply
    4,207,997.40x = 6,311,996.10 × 2,605,363.80
  4. Step 4: Simplify right side
    4,207,997.40x = 16,445,046,144,681.18
  5. Step 5: Solve for x
    x = 16,445,046,144,681.18/4,207,997.40
  6. Step 6: Final answer
    x = 3,908,045.70

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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.