Home / 1,766,976.80-2,650,465.20-1,134,010.40

Finding the Fourth Proportional to 1,766,976.80, 2,650,465.20 and 1,134,010.40

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Solution

The fourth proportional to 1,766,976.80, 2,650,465.20 and 1,134,010.40 is: 1,701,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,976.80 : 2,650,465.20 = 1,134,010.40 : x
  2. Step 2: Convert to fraction form
    1,766,976.80/2,650,465.20 = 1,134,010.40/x
  3. Step 3: Cross multiply
    1,766,976.80x = 2,650,465.20 × 1,134,010.40
  4. Step 4: Simplify right side
    1,766,976.80x = 3,005,655,101,638.08
  5. Step 5: Solve for x
    x = 3,005,655,101,638.08/1,766,976.80
  6. Step 6: Final answer
    x = 1,701,015.60

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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.