Home / 3,228,525.61-4,455,567.34-1,778,220.74

Finding the Fourth Proportional to 3,228,525.61, 4,455,567.34 and 1,778,220.74

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Solution

The fourth proportional to 3,228,525.61, 4,455,567.34 and 1,778,220.74 is: 2,454,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,525.61 : 4,455,567.34 = 1,778,220.74 : x
  2. Step 2: Convert to fraction form
    3,228,525.61/4,455,567.34 = 1,778,220.74/x
  3. Step 3: Cross multiply
    3,228,525.61x = 4,455,567.34 × 1,778,220.74
  4. Step 4: Simplify right side
    3,228,525.61x = 7,922,982,259,148.00
  5. Step 5: Solve for x
    x = 7,922,982,259,148.00/3,228,525.61
  6. Step 6: Final answer
    x = 2,454,055.88

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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.