Home / 2,996,412.51-4,494,749.93-866,711.91

Finding the Fourth Proportional to 2,996,412.51, 4,494,749.93 and 866,711.91

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Solution

The fourth proportional to 2,996,412.51, 4,494,749.93 and 866,711.91 is: 1,300,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,412.51 : 4,494,749.93 = 866,711.91 : x
  2. Step 2: Convert to fraction form
    2,996,412.51/4,494,749.93 = 866,711.91/x
  3. Step 3: Cross multiply
    2,996,412.51x = 4,494,749.93 × 866,711.91
  4. Step 4: Simplify right side
    2,996,412.51x = 3,895,653,292,469.11
  5. Step 5: Solve for x
    x = 3,895,653,292,469.11/2,996,412.51
  6. Step 6: Final answer
    x = 1,300,105.80

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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.