Home / 3,774,855.12-5,656,683.78-2,772,684.24

Finding the Fourth Proportional to 3,774,855.12, 5,656,683.78 and 2,772,684.24

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Solution

The fourth proportional to 3,774,855.12, 5,656,683.78 and 2,772,684.24 is: 4,154,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,855.12 : 5,656,683.78 = 2,772,684.24 : x
  2. Step 2: Convert to fraction form
    3,774,855.12/5,656,683.78 = 2,772,684.24/x
  3. Step 3: Cross multiply
    3,774,855.12x = 5,656,683.78 × 2,772,684.24
  4. Step 4: Simplify right side
    3,774,855.12x = 15,684,197,967,469.63
  5. Step 5: Solve for x
    x = 15,684,197,967,469.63/3,774,855.12
  6. Step 6: Final answer
    x = 4,154,913.89

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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.