Home / 2,210,245.52-3,315,368.42-612,808.64

Finding the Fourth Proportional to 2,210,245.52, 3,315,368.42 and 612,808.64

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Solution

The fourth proportional to 2,210,245.52, 3,315,368.42 and 612,808.64 is: 919,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,245.52 : 3,315,368.42 = 612,808.64 : x
  2. Step 2: Convert to fraction form
    2,210,245.52/3,315,368.42 = 612,808.64/x
  3. Step 3: Cross multiply
    2,210,245.52x = 3,315,368.42 × 612,808.64
  4. Step 4: Simplify right side
    2,210,245.52x = 2,031,686,412,559.15
  5. Step 5: Solve for x
    x = 2,031,686,412,559.15/2,210,245.52
  6. Step 6: Final answer
    x = 919,213.00

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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.