Home / 3,018,863.10-4,524,795.45-1,220,565.90

Finding the Fourth Proportional to 3,018,863.10, 4,524,795.45 and 1,220,565.90

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Solution

The fourth proportional to 3,018,863.10, 4,524,795.45 and 1,220,565.90 is: 1,829,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,863.10 : 4,524,795.45 = 1,220,565.90 : x
  2. Step 2: Convert to fraction form
    3,018,863.10/4,524,795.45 = 1,220,565.90/x
  3. Step 3: Cross multiply
    3,018,863.10x = 4,524,795.45 × 1,220,565.90
  4. Step 4: Simplify right side
    3,018,863.10x = 5,522,811,030,745.16
  5. Step 5: Solve for x
    x = 5,522,811,030,745.16/3,018,863.10
  6. Step 6: Final answer
    x = 1,829,434.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.