Home / 1,668,997.90-2,503,505.36-709,206.22

Finding the Fourth Proportional to 1,668,997.90, 2,503,505.36 and 709,206.22

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Solution

The fourth proportional to 1,668,997.90, 2,503,505.36 and 709,206.22 is: 1,063,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,997.90 : 2,503,505.36 = 709,206.22 : x
  2. Step 2: Convert to fraction form
    1,668,997.90/2,503,505.36 = 709,206.22/x
  3. Step 3: Cross multiply
    1,668,997.90x = 2,503,505.36 × 709,206.22
  4. Step 4: Simplify right side
    1,668,997.90x = 1,775,501,573,115.34
  5. Step 5: Solve for x
    x = 1,775,501,573,115.34/1,668,997.90
  6. Step 6: Final answer
    x = 1,063,812.95

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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.