Home / 2,213,254.23-3,054,421.02-1,353,979.20

Finding the Fourth Proportional to 2,213,254.23, 3,054,421.02 and 1,353,979.20

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Solution

The fourth proportional to 2,213,254.23, 3,054,421.02 and 1,353,979.20 is: 1,868,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,254.23 : 3,054,421.02 = 1,353,979.20 : x
  2. Step 2: Convert to fraction form
    2,213,254.23/3,054,421.02 = 1,353,979.20/x
  3. Step 3: Cross multiply
    2,213,254.23x = 3,054,421.02 × 1,353,979.20
  4. Step 4: Simplify right side
    2,213,254.23x = 4,135,622,529,122.78
  5. Step 5: Solve for x
    x = 4,135,622,529,122.78/2,213,254.23
  6. Step 6: Final answer
    x = 1,868,570.94

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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.