Home / 3,970,005.60-5,953,280.40-1,839,381.60

Finding the Fourth Proportional to 3,970,005.60, 5,953,280.40 and 1,839,381.60

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Solution

The fourth proportional to 3,970,005.60, 5,953,280.40 and 1,839,381.60 is: 2,758,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,005.60 : 5,953,280.40 = 1,839,381.60 : x
  2. Step 2: Convert to fraction form
    3,970,005.60/5,953,280.40 = 1,839,381.60/x
  3. Step 3: Cross multiply
    3,970,005.60x = 5,953,280.40 × 1,839,381.60
  4. Step 4: Simplify right side
    3,970,005.60x = 10,950,354,427,400.64
  5. Step 5: Solve for x
    x = 10,950,354,427,400.64/3,970,005.60
  6. Step 6: Final answer
    x = 2,758,271.78

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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.