Home / 3,931,920.44-5,423,255.12-2,624,513.30

Finding the Fourth Proportional to 3,931,920.44, 5,423,255.12 and 2,624,513.30

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Solution

The fourth proportional to 3,931,920.44, 5,423,255.12 and 2,624,513.30 is: 3,619,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,920.44 : 5,423,255.12 = 2,624,513.30 : x
  2. Step 2: Convert to fraction form
    3,931,920.44/5,423,255.12 = 2,624,513.30/x
  3. Step 3: Cross multiply
    3,931,920.44x = 5,423,255.12 × 2,624,513.30
  4. Step 4: Simplify right side
    3,931,920.44x = 14,233,405,158,055.54
  5. Step 5: Solve for x
    x = 14,233,405,158,055.54/3,931,920.44
  6. Step 6: Final answer
    x = 3,619,962.66

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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.