Home / 1,724,759.80-2,587,139.70-1,696,766.20

Finding the Fourth Proportional to 1,724,759.80, 2,587,139.70 and 1,696,766.20

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Solution

The fourth proportional to 1,724,759.80, 2,587,139.70 and 1,696,766.20 is: 2,545,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,759.80 : 2,587,139.70 = 1,696,766.20 : x
  2. Step 2: Convert to fraction form
    1,724,759.80/2,587,139.70 = 1,696,766.20/x
  3. Step 3: Cross multiply
    1,724,759.80x = 2,587,139.70 × 1,696,766.20
  4. Step 4: Simplify right side
    1,724,759.80x = 4,389,771,197,638.14
  5. Step 5: Solve for x
    x = 4,389,771,197,638.14/1,724,759.80
  6. Step 6: Final answer
    x = 2,545,149.30

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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.