Home / 5,315,640.30-7,973,460.45-1,477,455.30

Finding the Fourth Proportional to 5,315,640.30, 7,973,460.45 and 1,477,455.30

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Solution

The fourth proportional to 5,315,640.30, 7,973,460.45 and 1,477,455.30 is: 2,216,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,640.30 : 7,973,460.45 = 1,477,455.30 : x
  2. Step 2: Convert to fraction form
    5,315,640.30/7,973,460.45 = 1,477,455.30/x
  3. Step 3: Cross multiply
    5,315,640.30x = 7,973,460.45 × 1,477,455.30
  4. Step 4: Simplify right side
    5,315,640.30x = 11,780,431,401,192.88
  5. Step 5: Solve for x
    x = 11,780,431,401,192.88/5,315,640.30
  6. Step 6: Final answer
    x = 2,216,182.95

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Double scale
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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.