Home / 1,205,594.40-1,810,177.20-674,176.80

Finding the Fourth Proportional to 1,205,594.40, 1,810,177.20 and 674,176.80

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Solution

The fourth proportional to 1,205,594.40, 1,810,177.20 and 674,176.80 is: 1,012,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,594.40 : 1,810,177.20 = 674,176.80 : x
  2. Step 2: Convert to fraction form
    1,205,594.40/1,810,177.20 = 674,176.80/x
  3. Step 3: Cross multiply
    1,205,594.40x = 1,810,177.20 × 674,176.80
  4. Step 4: Simplify right side
    1,205,594.40x = 1,220,379,472,128.96
  5. Step 5: Solve for x
    x = 1,220,379,472,128.96/1,205,594.40
  6. Step 6: Final answer
    x = 1,012,263.72

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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.