Home / 1,177,875.80-1,766,813.70-804,627.80

Finding the Fourth Proportional to 1,177,875.80, 1,766,813.70 and 804,627.80

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Solution

The fourth proportional to 1,177,875.80, 1,766,813.70 and 804,627.80 is: 1,206,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,875.80 : 1,766,813.70 = 804,627.80 : x
  2. Step 2: Convert to fraction form
    1,177,875.80/1,766,813.70 = 804,627.80/x
  3. Step 3: Cross multiply
    1,177,875.80x = 1,766,813.70 × 804,627.80
  4. Step 4: Simplify right side
    1,177,875.80x = 1,421,627,420,440.86
  5. Step 5: Solve for x
    x = 1,421,627,420,440.86/1,177,875.80
  6. Step 6: Final answer
    x = 1,206,941.70

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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.