Home / 4,780,948.72-6,597,516.78-2,605,445.20

Finding the Fourth Proportional to 4,780,948.72, 6,597,516.78 and 2,605,445.20

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Solution

The fourth proportional to 4,780,948.72, 6,597,516.78 and 2,605,445.20 is: 3,595,409.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,948.72 : 6,597,516.78 = 2,605,445.20 : x
  2. Step 2: Convert to fraction form
    4,780,948.72/6,597,516.78 = 2,605,445.20/x
  3. Step 3: Cross multiply
    4,780,948.72x = 6,597,516.78 × 2,605,445.20
  4. Step 4: Simplify right side
    4,780,948.72x = 17,189,468,426,370.46
  5. Step 5: Solve for x
    x = 17,189,468,426,370.46/4,780,948.72
  6. Step 6: Final answer
    x = 3,595,409.50

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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.