Home / 1,786,851.60-2,680,277.40-1,699,760.40

Finding the Fourth Proportional to 1,786,851.60, 2,680,277.40 and 1,699,760.40

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Solution

The fourth proportional to 1,786,851.60, 2,680,277.40 and 1,699,760.40 is: 2,549,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,851.60 : 2,680,277.40 = 1,699,760.40 : x
  2. Step 2: Convert to fraction form
    1,786,851.60/2,680,277.40 = 1,699,760.40/x
  3. Step 3: Cross multiply
    1,786,851.60x = 2,680,277.40 × 1,699,760.40
  4. Step 4: Simplify right side
    1,786,851.60x = 4,555,829,385,534.96
  5. Step 5: Solve for x
    x = 4,555,829,385,534.96/1,786,851.60
  6. Step 6: Final answer
    x = 2,549,640.60

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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.