Home / 3,406,814.20-4,701,686.16-1,956,789.46

Finding the Fourth Proportional to 3,406,814.20, 4,701,686.16 and 1,956,789.46

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Solution

The fourth proportional to 3,406,814.20, 4,701,686.16 and 1,956,789.46 is: 2,700,531.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,814.20 : 4,701,686.16 = 1,956,789.46 : x
  2. Step 2: Convert to fraction form
    3,406,814.20/4,701,686.16 = 1,956,789.46/x
  3. Step 3: Cross multiply
    3,406,814.20x = 4,701,686.16 × 1,956,789.46
  4. Step 4: Simplify right side
    3,406,814.20x = 9,200,209,922,115.87
  5. Step 5: Solve for x
    x = 9,200,209,922,115.87/3,406,814.20
  6. Step 6: Final answer
    x = 2,700,531.75

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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.