Home / 1,930,074.40-2,663,821.60-1,070,911.44

Finding the Fourth Proportional to 1,930,074.40, 2,663,821.60 and 1,070,911.44

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Solution

The fourth proportional to 1,930,074.40, 2,663,821.60 and 1,070,911.44 is: 1,478,034.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,074.40 : 2,663,821.60 = 1,070,911.44 : x
  2. Step 2: Convert to fraction form
    1,930,074.40/2,663,821.60 = 1,070,911.44/x
  3. Step 3: Cross multiply
    1,930,074.40x = 2,663,821.60 × 1,070,911.44
  4. Step 4: Simplify right side
    1,930,074.40x = 2,852,717,025,559.10
  5. Step 5: Solve for x
    x = 2,852,717,025,559.10/1,930,074.40
  6. Step 6: Final answer
    x = 1,478,034.75

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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.