Home / 4,824,390.45-6,655,145.85-3,907,654.72

Finding the Fourth Proportional to 4,824,390.45, 6,655,145.85 and 3,907,654.72

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Solution

The fourth proportional to 4,824,390.45, 6,655,145.85 and 3,907,654.72 is: 5,390,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824,390.45 : 6,655,145.85 = 3,907,654.72 : x
  2. Step 2: Convert to fraction form
    4,824,390.45/6,655,145.85 = 3,907,654.72/x
  3. Step 3: Cross multiply
    4,824,390.45x = 6,655,145.85 × 3,907,654.72
  4. Step 4: Simplify right side
    4,824,390.45x = 26,006,012,116,013.55
  5. Step 5: Solve for x
    x = 26,006,012,116,013.55/4,824,390.45
  6. Step 6: Final answer
    x = 5,390,528.07

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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.