Home / 2,190,677.94-3,286,390.59-976,695.08

Finding the Fourth Proportional to 2,190,677.94, 3,286,390.59 and 976,695.08

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Solution

The fourth proportional to 2,190,677.94, 3,286,390.59 and 976,695.08 is: 1,465,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,677.94 : 3,286,390.59 = 976,695.08 : x
  2. Step 2: Convert to fraction form
    2,190,677.94/3,286,390.59 = 976,695.08/x
  3. Step 3: Cross multiply
    2,190,677.94x = 3,286,390.59 × 976,695.08
  4. Step 4: Simplify right side
    2,190,677.94x = 3,209,801,503,779.34
  5. Step 5: Solve for x
    x = 3,209,801,503,779.34/2,190,677.94
  6. Step 6: Final answer
    x = 1,465,209.21

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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.