Home / 1,766,938.69-2,438,307.77-1,079,760.11

Finding the Fourth Proportional to 1,766,938.69, 2,438,307.77 and 1,079,760.11

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Solution

The fourth proportional to 1,766,938.69, 2,438,307.77 and 1,079,760.11 is: 1,490,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,938.69 : 2,438,307.77 = 1,079,760.11 : x
  2. Step 2: Convert to fraction form
    1,766,938.69/2,438,307.77 = 1,079,760.11/x
  3. Step 3: Cross multiply
    1,766,938.69x = 2,438,307.77 × 1,079,760.11
  4. Step 4: Simplify right side
    1,766,938.69x = 2,632,787,448,358.72
  5. Step 5: Solve for x
    x = 2,632,787,448,358.72/1,766,938.69
  6. Step 6: Final answer
    x = 1,490,027.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.