Home / 2,119,317.79-2,924,569.69-1,201,608.67

Finding the Fourth Proportional to 2,119,317.79, 2,924,569.69 and 1,201,608.67

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Solution

The fourth proportional to 2,119,317.79, 2,924,569.69 and 1,201,608.67 is: 1,658,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,317.79 : 2,924,569.69 = 1,201,608.67 : x
  2. Step 2: Convert to fraction form
    2,119,317.79/2,924,569.69 = 1,201,608.67/x
  3. Step 3: Cross multiply
    2,119,317.79x = 2,924,569.69 × 1,201,608.67
  4. Step 4: Simplify right side
    2,119,317.79x = 3,514,188,295,523.21
  5. Step 5: Solve for x
    x = 3,514,188,295,523.21/2,119,317.79
  6. Step 6: Final answer
    x = 1,658,169.58

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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.