Home / 1,721,211.54-2,375,258.79-946,825.71

Finding the Fourth Proportional to 1,721,211.54, 2,375,258.79 and 946,825.71

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Solution

The fourth proportional to 1,721,211.54, 2,375,258.79 and 946,825.71 is: 1,306,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,211.54 : 2,375,258.79 = 946,825.71 : x
  2. Step 2: Convert to fraction form
    1,721,211.54/2,375,258.79 = 946,825.71/x
  3. Step 3: Cross multiply
    1,721,211.54x = 2,375,258.79 × 946,825.71
  4. Step 4: Simplify right side
    1,721,211.54x = 2,248,956,090,275.49
  5. Step 5: Solve for x
    x = 2,248,956,090,275.49/1,721,211.54
  6. Step 6: Final answer
    x = 1,306,612.25

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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.