Home / 3,519,386.67-5,281,077-1,900,133.91

Finding the Fourth Proportional to 3,519,386.67, 5,281,077 and 1,900,133.91

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Solution

The fourth proportional to 3,519,386.67, 5,281,077 and 1,900,133.91 is: 2,851,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,386.67 : 5,281,077 = 1,900,133.91 : x
  2. Step 2: Convert to fraction form
    3,519,386.67/5,281,077 = 1,900,133.91/x
  3. Step 3: Cross multiply
    3,519,386.67x = 5,281,077 × 1,900,133.91
  4. Step 4: Simplify right side
    3,519,386.67x = 10,034,753,489,021.07
  5. Step 5: Solve for x
    x = 10,034,753,489,021.07/3,519,386.67
  6. Step 6: Final answer
    x = 2,851,279.05

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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.