Home / 2,258,888.76-3,387,981.88-742,561.60

Finding the Fourth Proportional to 2,258,888.76, 3,387,981.88 and 742,561.60

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Solution

The fourth proportional to 2,258,888.76, 3,387,981.88 and 742,561.60 is: 1,113,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,888.76 : 3,387,981.88 = 742,561.60 : x
  2. Step 2: Convert to fraction form
    2,258,888.76/3,387,981.88 = 742,561.60/x
  3. Step 3: Cross multiply
    2,258,888.76x = 3,387,981.88 × 742,561.60
  4. Step 4: Simplify right side
    2,258,888.76x = 2,515,785,245,583.81
  5. Step 5: Solve for x
    x = 2,515,785,245,583.81/2,258,888.76
  6. Step 6: Final answer
    x = 1,113,726.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.