Home / 1,295,357.47-1,938,992.78-954,185.52

Finding the Fourth Proportional to 1,295,357.47, 1,938,992.78 and 954,185.52

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Solution

The fourth proportional to 1,295,357.47, 1,938,992.78 and 954,185.52 is: 1,428,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,357.47 : 1,938,992.78 = 954,185.52 : x
  2. Step 2: Convert to fraction form
    1,295,357.47/1,938,992.78 = 954,185.52/x
  3. Step 3: Cross multiply
    1,295,357.47x = 1,938,992.78 × 954,185.52
  4. Step 4: Simplify right side
    1,295,357.47x = 1,850,158,832,810.40
  5. Step 5: Solve for x
    x = 1,850,158,832,810.40/1,295,357.47
  6. Step 6: Final answer
    x = 1,428,299.82

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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.