Home / 2,119,572.50-2,924,947.53-1,201,885.43

Finding the Fourth Proportional to 2,119,572.50, 2,924,947.53 and 1,201,885.43

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Solution

The fourth proportional to 2,119,572.50, 2,924,947.53 and 1,201,885.43 is: 1,658,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,572.50 : 2,924,947.53 = 1,201,885.43 : x
  2. Step 2: Convert to fraction form
    2,119,572.50/2,924,947.53 = 1,201,885.43/x
  3. Step 3: Cross multiply
    2,119,572.50x = 2,924,947.53 × 1,201,885.43
  4. Step 4: Simplify right side
    2,119,572.50x = 3,515,451,805,196.75
  5. Step 5: Solve for x
    x = 3,515,451,805,196.75/2,119,572.50
  6. Step 6: Final answer
    x = 1,658,566.44

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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.