Home / 2,022,919.47-2,791,683.66-1,207,596.36

Finding the Fourth Proportional to 2,022,919.47, 2,791,683.66 and 1,207,596.36

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Solution

The fourth proportional to 2,022,919.47, 2,791,683.66 and 1,207,596.36 is: 1,666,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022,919.47 : 2,791,683.66 = 1,207,596.36 : x
  2. Step 2: Convert to fraction form
    2,022,919.47/2,791,683.66 = 1,207,596.36/x
  3. Step 3: Cross multiply
    2,022,919.47x = 2,791,683.66 × 1,207,596.36
  4. Step 4: Simplify right side
    2,022,919.47x = 3,371,227,026,087.48
  5. Step 5: Solve for x
    x = 3,371,227,026,087.48/2,022,919.47
  6. Step 6: Final answer
    x = 1,666,515.68

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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.