Home / 1,085,737.47-1,628,856.39-375,765.51

Finding the Fourth Proportional to 1,085,737.47, 1,628,856.39 and 375,765.51

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Solution

The fourth proportional to 1,085,737.47, 1,628,856.39 and 375,765.51 is: 563,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,737.47 : 1,628,856.39 = 375,765.51 : x
  2. Step 2: Convert to fraction form
    1,085,737.47/1,628,856.39 = 375,765.51/x
  3. Step 3: Cross multiply
    1,085,737.47x = 1,628,856.39 × 375,765.51
  4. Step 4: Simplify right side
    1,085,737.47x = 612,068,043,765.28
  5. Step 5: Solve for x
    x = 612,068,043,765.28/1,085,737.47
  6. Step 6: Final answer
    x = 563,734.85

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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.