Home / 2,191,437.09-3,024,125.04-1,224,575.31

Finding the Fourth Proportional to 2,191,437.09, 3,024,125.04 and 1,224,575.31

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Solution

The fourth proportional to 2,191,437.09, 3,024,125.04 and 1,224,575.31 is: 1,689,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,437.09 : 3,024,125.04 = 1,224,575.31 : x
  2. Step 2: Convert to fraction form
    2,191,437.09/3,024,125.04 = 1,224,575.31/x
  3. Step 3: Cross multiply
    2,191,437.09x = 3,024,125.04 × 1,224,575.31
  4. Step 4: Simplify right side
    2,191,437.09x = 3,703,268,858,336.76
  5. Step 5: Solve for x
    x = 3,703,268,858,336.76/2,191,437.09
  6. Step 6: Final answer
    x = 1,689,881.44

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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.