Home / 2,210,247.90-3,315,371.98-612,811.02

Finding the Fourth Proportional to 2,210,247.90, 3,315,371.98 and 612,811.02

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Solution

The fourth proportional to 2,210,247.90, 3,315,371.98 and 612,811.02 is: 919,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,247.90 : 3,315,371.98 = 612,811.02 : x
  2. Step 2: Convert to fraction form
    2,210,247.90/3,315,371.98 = 612,811.02/x
  3. Step 3: Cross multiply
    2,210,247.90x = 3,315,371.98 × 612,811.02
  4. Step 4: Simplify right side
    2,210,247.90x = 2,031,696,484,743.22
  5. Step 5: Solve for x
    x = 2,031,696,484,743.22/2,210,247.90
  6. Step 6: Final answer
    x = 919,216.57

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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.