Home / 3,346,405.69-4,618,433.51-1,988,278.69

Finding the Fourth Proportional to 3,346,405.69, 4,618,433.51 and 1,988,278.69

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Solution

The fourth proportional to 3,346,405.69, 4,618,433.51 and 1,988,278.69 is: 2,744,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,405.69 : 4,618,433.51 = 1,988,278.69 : x
  2. Step 2: Convert to fraction form
    3,346,405.69/4,618,433.51 = 1,988,278.69/x
  3. Step 3: Cross multiply
    3,346,405.69x = 4,618,433.51 × 1,988,278.69
  4. Step 4: Simplify right side
    3,346,405.69x = 9,182,732,922,539.52
  5. Step 5: Solve for x
    x = 9,182,732,922,539.52/3,346,405.69
  6. Step 6: Final answer
    x = 2,744,058.49

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