Home / 3,220,981.61-4,445,040.24-1,750,989.56

Finding the Fourth Proportional to 3,220,981.61, 4,445,040.24 and 1,750,989.56

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Solution

The fourth proportional to 3,220,981.61, 4,445,040.24 and 1,750,989.56 is: 2,416,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,981.61 : 4,445,040.24 = 1,750,989.56 : x
  2. Step 2: Convert to fraction form
    3,220,981.61/4,445,040.24 = 1,750,989.56/x
  3. Step 3: Cross multiply
    3,220,981.61x = 4,445,040.24 × 1,750,989.56
  4. Step 4: Simplify right side
    3,220,981.61x = 7,783,219,031,794.69
  5. Step 5: Solve for x
    x = 7,783,219,031,794.69/3,220,981.61
  6. Step 6: Final answer
    x = 2,416,412.13

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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.