Home / 2,975,952.15-4,107,135.03-1,686,654.12

Finding the Fourth Proportional to 2,975,952.15, 4,107,135.03 and 1,686,654.12

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Solution

The fourth proportional to 2,975,952.15, 4,107,135.03 and 1,686,654.12 is: 2,327,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,952.15 : 4,107,135.03 = 1,686,654.12 : x
  2. Step 2: Convert to fraction form
    2,975,952.15/4,107,135.03 = 1,686,654.12/x
  3. Step 3: Cross multiply
    2,975,952.15x = 4,107,135.03 × 1,686,654.12
  4. Step 4: Simplify right side
    2,975,952.15x = 6,927,316,219,745.82
  5. Step 5: Solve for x
    x = 6,927,316,219,745.82/2,975,952.15
  6. Step 6: Final answer
    x = 2,327,764.65

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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.