Home / 3,641,967.69-5,026,034.36-1,988,202.98

Finding the Fourth Proportional to 3,641,967.69, 5,026,034.36 and 1,988,202.98

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Solution

The fourth proportional to 3,641,967.69, 5,026,034.36 and 1,988,202.98 is: 2,743,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,967.69 : 5,026,034.36 = 1,988,202.98 : x
  2. Step 2: Convert to fraction form
    3,641,967.69/5,026,034.36 = 1,988,202.98/x
  3. Step 3: Cross multiply
    3,641,967.69x = 5,026,034.36 × 1,988,202.98
  4. Step 4: Simplify right side
    3,641,967.69x = 9,992,776,492,134.39
  5. Step 5: Solve for x
    x = 9,992,776,492,134.39/3,641,967.69
  6. Step 6: Final answer
    x = 2,743,785.05

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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.