Home / 4,680,054.78-7,020,082.11-1,134,198.78

Finding the Fourth Proportional to 4,680,054.78, 7,020,082.11 and 1,134,198.78

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Solution

The fourth proportional to 4,680,054.78, 7,020,082.11 and 1,134,198.78 is: 1,701,298.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,054.78 : 7,020,082.11 = 1,134,198.78 : x
  2. Step 2: Convert to fraction form
    4,680,054.78/7,020,082.11 = 1,134,198.78/x
  3. Step 3: Cross multiply
    4,680,054.78x = 7,020,082.11 × 1,134,198.78
  4. Step 4: Simplify right side
    4,680,054.78x = 7,962,168,564,661.83
  5. Step 5: Solve for x
    x = 7,962,168,564,661.83/4,680,054.78
  6. Step 6: Final answer
    x = 1,701,298.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.