Home / 1,367,956.80-2,052,038.40-408,336.66

Finding the Fourth Proportional to 1,367,956.80, 2,052,038.40 and 408,336.66

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Solution

The fourth proportional to 1,367,956.80, 2,052,038.40 and 408,336.66 is: 612,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,956.80 : 2,052,038.40 = 408,336.66 : x
  2. Step 2: Convert to fraction form
    1,367,956.80/2,052,038.40 = 408,336.66/x
  3. Step 3: Cross multiply
    1,367,956.80x = 2,052,038.40 × 408,336.66
  4. Step 4: Simplify right side
    1,367,956.80x = 837,922,506,447.74
  5. Step 5: Solve for x
    x = 837,922,506,447.74/1,367,956.80
  6. Step 6: Final answer
    x = 612,535.80

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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.