Home / 3,221,220-4,445,170.29-1,770,904.92

Finding the Fourth Proportional to 3,221,220, 4,445,170.29 and 1,770,904.92

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Solution

The fourth proportional to 3,221,220, 4,445,170.29 and 1,770,904.92 is: 2,443,786.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,220 : 4,445,170.29 = 1,770,904.92 : x
  2. Step 2: Convert to fraction form
    3,221,220/4,445,170.29 = 1,770,904.92/x
  3. Step 3: Cross multiply
    3,221,220x = 4,445,170.29 × 1,770,904.92
  4. Step 4: Simplify right side
    3,221,220x = 7,871,973,936,798.83
  5. Step 5: Solve for x
    x = 7,871,973,936,798.83/3,221,220
  6. Step 6: Final answer
    x = 2,443,786.50

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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.