Home / 2,152,620.36-2,970,631.26-1,234,889.55

Finding the Fourth Proportional to 2,152,620.36, 2,970,631.26 and 1,234,889.55

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Solution

The fourth proportional to 2,152,620.36, 2,970,631.26 and 1,234,889.55 is: 1,704,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,620.36 : 2,970,631.26 = 1,234,889.55 : x
  2. Step 2: Convert to fraction form
    2,152,620.36/2,970,631.26 = 1,234,889.55/x
  3. Step 3: Cross multiply
    2,152,620.36x = 2,970,631.26 × 1,234,889.55
  4. Step 4: Simplify right side
    2,152,620.36x = 3,668,401,499,877.33
  5. Step 5: Solve for x
    x = 3,668,401,499,877.33/2,152,620.36
  6. Step 6: Final answer
    x = 1,704,156.28

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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.