Home / 2,051,998.56-3,078,050.40-972,257.76

Finding the Fourth Proportional to 2,051,998.56, 3,078,050.40 and 972,257.76

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Solution

The fourth proportional to 2,051,998.56, 3,078,050.40 and 972,257.76 is: 1,458,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,998.56 : 3,078,050.40 = 972,257.76 : x
  2. Step 2: Convert to fraction form
    2,051,998.56/3,078,050.40 = 972,257.76/x
  3. Step 3: Cross multiply
    2,051,998.56x = 3,078,050.40 × 972,257.76
  4. Step 4: Simplify right side
    2,051,998.56x = 2,992,658,387,071.10
  5. Step 5: Solve for x
    x = 2,992,658,387,071.10/2,051,998.56
  6. Step 6: Final answer
    x = 1,458,411.54

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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.