Home / 3,557,947.95-4,909,961.68-1,926,355.10

Finding the Fourth Proportional to 3,557,947.95, 4,909,961.68 and 1,926,355.10

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Solution

The fourth proportional to 3,557,947.95, 4,909,961.68 and 1,926,355.10 is: 2,658,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,947.95 : 4,909,961.68 = 1,926,355.10 : x
  2. Step 2: Convert to fraction form
    3,557,947.95/4,909,961.68 = 1,926,355.10/x
  3. Step 3: Cross multiply
    3,557,947.95x = 4,909,961.68 × 1,926,355.10
  4. Step 4: Simplify right side
    3,557,947.95x = 9,458,329,693,706.87
  5. Step 5: Solve for x
    x = 9,458,329,693,706.87/3,557,947.95
  6. Step 6: Final answer
    x = 2,658,366.52

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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.