Home / 3,578,852.76-4,938,838.08-1,947,271.56

Finding the Fourth Proportional to 3,578,852.76, 4,938,838.08 and 1,947,271.56

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Solution

The fourth proportional to 3,578,852.76, 4,938,838.08 and 1,947,271.56 is: 2,687,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,852.76 : 4,938,838.08 = 1,947,271.56 : x
  2. Step 2: Convert to fraction form
    3,578,852.76/4,938,838.08 = 1,947,271.56/x
  3. Step 3: Cross multiply
    3,578,852.76x = 4,938,838.08 × 1,947,271.56
  4. Step 4: Simplify right side
    3,578,852.76x = 9,617,258,932,629.01
  5. Step 5: Solve for x
    x = 9,617,258,932,629.01/3,578,852.76
  6. Step 6: Final answer
    x = 2,687,246.33

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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.