Home / 3,538,253.64-4,878,931.32-2,390,340.84

Finding the Fourth Proportional to 3,538,253.64, 4,878,931.32 and 2,390,340.84

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Solution

The fourth proportional to 3,538,253.64, 4,878,931.32 and 2,390,340.84 is: 3,296,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,253.64 : 4,878,931.32 = 2,390,340.84 : x
  2. Step 2: Convert to fraction form
    3,538,253.64/4,878,931.32 = 2,390,340.84/x
  3. Step 3: Cross multiply
    3,538,253.64x = 4,878,931.32 × 2,390,340.84
  4. Step 4: Simplify right side
    3,538,253.64x = 11,662,308,789,751.11
  5. Step 5: Solve for x
    x = 11,662,308,789,751.11/3,538,253.64
  6. Step 6: Final answer
    x = 3,296,063.53

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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.