Home / 3,397,271.36-4,688,428.47-1,947,208.35

Finding the Fourth Proportional to 3,397,271.36, 4,688,428.47 and 1,947,208.35

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Solution

The fourth proportional to 3,397,271.36, 4,688,428.47 and 1,947,208.35 is: 2,687,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,271.36 : 4,688,428.47 = 1,947,208.35 : x
  2. Step 2: Convert to fraction form
    3,397,271.36/4,688,428.47 = 1,947,208.35/x
  3. Step 3: Cross multiply
    3,397,271.36x = 4,688,428.47 × 1,947,208.35
  4. Step 4: Simplify right side
    3,397,271.36x = 9,129,347,065,161.73
  5. Step 5: Solve for x
    x = 9,129,347,065,161.73/3,397,271.36
  6. Step 6: Final answer
    x = 2,687,258.71

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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.