Home / 3,478,475.20-4,859,912-3,478,475.20

Finding the Fourth Proportional to 3,478,475.20, 4,859,912 and 3,478,475.20

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Solution

The fourth proportional to 3,478,475.20, 4,859,912 and 3,478,475.20 is: 4,859,912

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,475.20 : 4,859,912 = 3,478,475.20 : x
  2. Step 2: Convert to fraction form
    3,478,475.20/4,859,912 = 3,478,475.20/x
  3. Step 3: Cross multiply
    3,478,475.20x = 4,859,912 × 3,478,475.20
  4. Step 4: Simplify right side
    3,478,475.20x = 16,905,083,366,182.40
  5. Step 5: Solve for x
    x = 16,905,083,366,182.40/3,478,475.20
  6. Step 6: Final answer
    x = 4,859,912

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.