Home / 2,178,597.52-3,006,097.68-1,211,600.08

Finding the Fourth Proportional to 2,178,597.52, 3,006,097.68 and 1,211,600.08

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Solution

The fourth proportional to 2,178,597.52, 3,006,097.68 and 1,211,600.08 is: 1,671,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,597.52 : 3,006,097.68 = 1,211,600.08 : x
  2. Step 2: Convert to fraction form
    2,178,597.52/3,006,097.68 = 1,211,600.08/x
  3. Step 3: Cross multiply
    2,178,597.52x = 3,006,097.68 × 1,211,600.08
  4. Step 4: Simplify right side
    2,178,597.52x = 3,642,188,189,575.82
  5. Step 5: Solve for x
    x = 3,642,188,189,575.82/2,178,597.52
  6. Step 6: Final answer
    x = 1,671,804.06

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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.