Home / 2,210,245.40-3,315,368.23-612,808.52

Finding the Fourth Proportional to 2,210,245.40, 3,315,368.23 and 612,808.52

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Solution

The fourth proportional to 2,210,245.40, 3,315,368.23 and 612,808.52 is: 919,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,245.40 : 3,315,368.23 = 612,808.52 : x
  2. Step 2: Convert to fraction form
    2,210,245.40/3,315,368.23 = 612,808.52/x
  3. Step 3: Cross multiply
    2,210,245.40x = 3,315,368.23 × 612,808.52
  4. Step 4: Simplify right side
    2,210,245.40x = 2,031,685,880,172.46
  5. Step 5: Solve for x
    x = 2,031,685,880,172.46/2,210,245.40
  6. Step 6: Final answer
    x = 919,212.81

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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.