Home / 1,618,111.08-2,428,249.92-671,482.68

Finding the Fourth Proportional to 1,618,111.08, 2,428,249.92 and 671,482.68

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Solution

The fourth proportional to 1,618,111.08, 2,428,249.92 and 671,482.68 is: 1,007,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,111.08 : 2,428,249.92 = 671,482.68 : x
  2. Step 2: Convert to fraction form
    1,618,111.08/2,428,249.92 = 671,482.68/x
  3. Step 3: Cross multiply
    1,618,111.08x = 2,428,249.92 × 671,482.68
  4. Step 4: Simplify right side
    1,618,111.08x = 1,630,527,763,991.39
  5. Step 5: Solve for x
    x = 1,630,527,763,991.39/1,618,111.08
  6. Step 6: Final answer
    x = 1,007,673.57

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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.