Home / 1,610,328.70-2,222,258.19-922,011.11

Finding the Fourth Proportional to 1,610,328.70, 2,222,258.19 and 922,011.11

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Solution

The fourth proportional to 1,610,328.70, 2,222,258.19 and 922,011.11 is: 1,272,377.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,328.70 : 2,222,258.19 = 922,011.11 : x
  2. Step 2: Convert to fraction form
    1,610,328.70/2,222,258.19 = 922,011.11/x
  3. Step 3: Cross multiply
    1,610,328.70x = 2,222,258.19 × 922,011.11
  4. Step 4: Simplify right side
    1,610,328.70x = 2,048,946,729,357.20
  5. Step 5: Solve for x
    x = 2,048,946,729,357.20/1,610,328.70
  6. Step 6: Final answer
    x = 1,272,377.95

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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.