Home / 2,213,256.23-3,054,423.78-1,353,981.20

Finding the Fourth Proportional to 2,213,256.23, 3,054,423.78 and 1,353,981.20

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Solution

The fourth proportional to 2,213,256.23, 3,054,423.78 and 1,353,981.20 is: 1,868,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,256.23 : 3,054,423.78 = 1,353,981.20 : x
  2. Step 2: Convert to fraction form
    2,213,256.23/3,054,423.78 = 1,353,981.20/x
  3. Step 3: Cross multiply
    2,213,256.23x = 3,054,423.78 × 1,353,981.20
  4. Step 4: Simplify right side
    2,213,256.23x = 4,135,632,374,952.94
  5. Step 5: Solve for x
    x = 4,135,632,374,952.94/2,213,256.23
  6. Step 6: Final answer
    x = 1,868,573.70

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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.