Home / 3,746,214.02-5,170,008.94-2,114,897.78

Finding the Fourth Proportional to 3,746,214.02, 5,170,008.94 and 2,114,897.78

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Solution

The fourth proportional to 3,746,214.02, 5,170,008.94 and 2,114,897.78 is: 2,918,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,214.02 : 5,170,008.94 = 2,114,897.78 : x
  2. Step 2: Convert to fraction form
    3,746,214.02/5,170,008.94 = 2,114,897.78/x
  3. Step 3: Cross multiply
    3,746,214.02x = 5,170,008.94 × 2,114,897.78
  4. Step 4: Simplify right side
    3,746,214.02x = 10,934,040,398,648.86
  5. Step 5: Solve for x
    x = 10,934,040,398,648.86/3,746,214.02
  6. Step 6: Final answer
    x = 2,918,690.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.