Home / 1,918,527.26-2,876,097.44-782,239.96

Finding the Fourth Proportional to 1,918,527.26, 2,876,097.44 and 782,239.96

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Solution

The fourth proportional to 1,918,527.26, 2,876,097.44 and 782,239.96 is: 1,172,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,527.26 : 2,876,097.44 = 782,239.96 : x
  2. Step 2: Convert to fraction form
    1,918,527.26/2,876,097.44 = 782,239.96/x
  3. Step 3: Cross multiply
    1,918,527.26x = 2,876,097.44 × 782,239.96
  4. Step 4: Simplify right side
    1,918,527.26x = 2,249,798,346,421.70
  5. Step 5: Solve for x
    x = 2,249,798,346,421.70/1,918,527.26
  6. Step 6: Final answer
    x = 1,172,669.47

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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.