Home / 3,557,805.58-4,909,774.89-1,926,214.12

Finding the Fourth Proportional to 3,557,805.58, 4,909,774.89 and 1,926,214.12

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Solution

The fourth proportional to 3,557,805.58, 4,909,774.89 and 1,926,214.12 is: 2,658,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,805.58 : 4,909,774.89 = 1,926,214.12 : x
  2. Step 2: Convert to fraction form
    3,557,805.58/4,909,774.89 = 1,926,214.12/x
  3. Step 3: Cross multiply
    3,557,805.58x = 4,909,774.89 × 1,926,214.12
  4. Step 4: Simplify right side
    3,557,805.58x = 9,457,277,719,139.45
  5. Step 5: Solve for x
    x = 9,457,277,719,139.45/3,557,805.58
  6. Step 6: Final answer
    x = 2,658,177.21

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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.