Home / 1,788,147.09-2,467,672.29-972,366.93

Finding the Fourth Proportional to 1,788,147.09, 2,467,672.29 and 972,366.93

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Solution

The fourth proportional to 1,788,147.09, 2,467,672.29 and 972,366.93 is: 1,341,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,147.09 : 2,467,672.29 = 972,366.93 : x
  2. Step 2: Convert to fraction form
    1,788,147.09/2,467,672.29 = 972,366.93/x
  3. Step 3: Cross multiply
    1,788,147.09x = 2,467,672.29 × 972,366.93
  4. Step 4: Simplify right side
    1,788,147.09x = 2,399,482,928,873.37
  5. Step 5: Solve for x
    x = 2,399,482,928,873.37/1,788,147.09
  6. Step 6: Final answer
    x = 1,341,882.30

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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.