Home / 1,361,258.76-2,041,888.74-561,661.44

Finding the Fourth Proportional to 1,361,258.76, 2,041,888.74 and 561,661.44

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Solution

The fourth proportional to 1,361,258.76, 2,041,888.74 and 561,661.44 is: 842,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,258.76 : 2,041,888.74 = 561,661.44 : x
  2. Step 2: Convert to fraction form
    1,361,258.76/2,041,888.74 = 561,661.44/x
  3. Step 3: Cross multiply
    1,361,258.76x = 2,041,888.74 × 561,661.44
  4. Step 4: Simplify right side
    1,361,258.76x = 1,146,850,170,028.19
  5. Step 5: Solve for x
    x = 1,146,850,170,028.19/1,361,258.76
  6. Step 6: Final answer
    x = 842,492.41

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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.