Home / 1,155,981.28-1,595,277.12-697,093.60

Finding the Fourth Proportional to 1,155,981.28, 1,595,277.12 and 697,093.60

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Solution

The fourth proportional to 1,155,981.28, 1,595,277.12 and 697,093.60 is: 962,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,981.28 : 1,595,277.12 = 697,093.60 : x
  2. Step 2: Convert to fraction form
    1,155,981.28/1,595,277.12 = 697,093.60/x
  3. Step 3: Cross multiply
    1,155,981.28x = 1,595,277.12 × 697,093.60
  4. Step 4: Simplify right side
    1,155,981.28x = 1,112,057,470,578.43
  5. Step 5: Solve for x
    x = 1,112,057,470,578.43/1,155,981.28
  6. Step 6: Final answer
    x = 962,003.01

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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.