Home / 1,340,806.16-1,850,273.55-760,083.15

Finding the Fourth Proportional to 1,340,806.16, 1,850,273.55 and 760,083.15

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Solution

The fourth proportional to 1,340,806.16, 1,850,273.55 and 760,083.15 is: 1,048,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,806.16 : 1,850,273.55 = 760,083.15 : x
  2. Step 2: Convert to fraction form
    1,340,806.16/1,850,273.55 = 760,083.15/x
  3. Step 3: Cross multiply
    1,340,806.16x = 1,850,273.55 × 760,083.15
  4. Step 4: Simplify right side
    1,340,806.16x = 1,406,361,748,245.68
  5. Step 5: Solve for x
    x = 1,406,361,748,245.68/1,340,806.16
  6. Step 6: Final answer
    x = 1,048,892.67

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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.