Home / 1,787,977.52-2,467,409-983,161.52

Finding the Fourth Proportional to 1,787,977.52, 2,467,409 and 983,161.52

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Solution

The fourth proportional to 1,787,977.52, 2,467,409 and 983,161.52 is: 1,356,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,977.52 : 2,467,409 = 983,161.52 : x
  2. Step 2: Convert to fraction form
    1,787,977.52/2,467,409 = 983,161.52/x
  3. Step 3: Cross multiply
    1,787,977.52x = 2,467,409 × 983,161.52
  4. Step 4: Simplify right side
    1,787,977.52x = 2,425,861,582,901.68
  5. Step 5: Solve for x
    x = 2,425,861,582,901.68/1,787,977.52
  6. Step 6: Final answer
    x = 1,356,762.91

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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.