Home / 2,974,159.68-4,458,731.52-1,289,994.72

Finding the Fourth Proportional to 2,974,159.68, 4,458,731.52 and 1,289,994.72

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Solution

The fourth proportional to 2,974,159.68, 4,458,731.52 and 1,289,994.72 is: 1,933,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,159.68 : 4,458,731.52 = 1,289,994.72 : x
  2. Step 2: Convert to fraction form
    2,974,159.68/4,458,731.52 = 1,289,994.72/x
  3. Step 3: Cross multiply
    2,974,159.68x = 4,458,731.52 × 1,289,994.72
  4. Step 4: Simplify right side
    2,974,159.68x = 5,751,740,118,697.57
  5. Step 5: Solve for x
    x = 5,751,740,118,697.57/2,974,159.68
  6. Step 6: Final answer
    x = 1,933,904.27

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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.