Home / 2,119,405.68-2,924,800.38-1,152,556.89

Finding the Fourth Proportional to 2,119,405.68, 2,924,800.38 and 1,152,556.89

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Solution

The fourth proportional to 2,119,405.68, 2,924,800.38 and 1,152,556.89 is: 1,590,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,405.68 : 2,924,800.38 = 1,152,556.89 : x
  2. Step 2: Convert to fraction form
    2,119,405.68/2,924,800.38 = 1,152,556.89/x
  3. Step 3: Cross multiply
    2,119,405.68x = 2,924,800.38 × 1,152,556.89
  4. Step 4: Simplify right side
    2,119,405.68x = 3,370,998,829,843.62
  5. Step 5: Solve for x
    x = 3,370,998,829,843.62/2,119,405.68
  6. Step 6: Final answer
    x = 1,590,539.68

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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.