Home / 3,220,637.80-4,444,430.34-1,770,302.20

Finding the Fourth Proportional to 3,220,637.80, 4,444,430.34 and 1,770,302.20

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Solution

The fourth proportional to 3,220,637.80, 4,444,430.34 and 1,770,302.20 is: 2,442,989.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,637.80 : 4,444,430.34 = 1,770,302.20 : x
  2. Step 2: Convert to fraction form
    3,220,637.80/4,444,430.34 = 1,770,302.20/x
  3. Step 3: Cross multiply
    3,220,637.80x = 4,444,430.34 × 1,770,302.20
  4. Step 4: Simplify right side
    3,220,637.80x = 7,867,984,808,648.75
  5. Step 5: Solve for x
    x = 7,867,984,808,648.75/3,220,637.80
  6. Step 6: Final answer
    x = 2,442,989.65

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1.5x scale

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.