Home / 1,695,861.90-2,340,419.58-970,936.98

Finding the Fourth Proportional to 1,695,861.90, 2,340,419.58 and 970,936.98

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Solution

The fourth proportional to 1,695,861.90, 2,340,419.58 and 970,936.98 is: 1,339,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,861.90 : 2,340,419.58 = 970,936.98 : x
  2. Step 2: Convert to fraction form
    1,695,861.90/2,340,419.58 = 970,936.98/x
  3. Step 3: Cross multiply
    1,695,861.90x = 2,340,419.58 × 970,936.98
  4. Step 4: Simplify right side
    1,695,861.90x = 2,272,399,918,938.07
  5. Step 5: Solve for x
    x = 2,272,399,918,938.07/1,695,861.90
  6. Step 6: Final answer
    x = 1,339,967.55

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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.