Home / 3,193,565.67-4,406,967-1,816,779.92

Finding the Fourth Proportional to 3,193,565.67, 4,406,967 and 1,816,779.92

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Solution

The fourth proportional to 3,193,565.67, 4,406,967 and 1,816,779.92 is: 2,507,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,565.67 : 4,406,967 = 1,816,779.92 : x
  2. Step 2: Convert to fraction form
    3,193,565.67/4,406,967 = 1,816,779.92/x
  3. Step 3: Cross multiply
    3,193,565.67x = 4,406,967 × 1,816,779.92
  4. Step 4: Simplify right side
    3,193,565.67x = 8,006,489,131,667.81
  5. Step 5: Solve for x
    x = 8,006,489,131,667.81/3,193,565.67
  6. Step 6: Final answer
    x = 2,507,068.89

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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.