Home / 3,155,040.08-4,354,847.22-1,866,328.46

Finding the Fourth Proportional to 3,155,040.08, 4,354,847.22 and 1,866,328.46

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Solution

The fourth proportional to 3,155,040.08, 4,354,847.22 and 1,866,328.46 is: 2,576,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,040.08 : 4,354,847.22 = 1,866,328.46 : x
  2. Step 2: Convert to fraction form
    3,155,040.08/4,354,847.22 = 1,866,328.46/x
  3. Step 3: Cross multiply
    3,155,040.08x = 4,354,847.22 × 1,866,328.46
  4. Step 4: Simplify right side
    3,155,040.08x = 8,127,575,305,637.88
  5. Step 5: Solve for x
    x = 8,127,575,305,637.88/3,155,040.08
  6. Step 6: Final answer
    x = 2,576,060.87

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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.