Home / 2,108,277.59-2,909,199.82-1,190,451.10

Finding the Fourth Proportional to 2,108,277.59, 2,909,199.82 and 1,190,451.10

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Solution

The fourth proportional to 2,108,277.59, 2,909,199.82 and 1,190,451.10 is: 1,642,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,277.59 : 2,909,199.82 = 1,190,451.10 : x
  2. Step 2: Convert to fraction form
    2,108,277.59/2,909,199.82 = 1,190,451.10/x
  3. Step 3: Cross multiply
    2,108,277.59x = 2,909,199.82 × 1,190,451.10
  4. Step 4: Simplify right side
    2,108,277.59x = 3,463,260,125,838.80
  5. Step 5: Solve for x
    x = 3,463,260,125,838.80/2,108,277.59
  6. Step 6: Final answer
    x = 1,642,696.46

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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.