Home / 1,787,959.50-2,467,384.14-983,143.50

Finding the Fourth Proportional to 1,787,959.50, 2,467,384.14 and 983,143.50

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Solution

The fourth proportional to 1,787,959.50, 2,467,384.14 and 983,143.50 is: 1,356,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,959.50 : 2,467,384.14 = 983,143.50 : x
  2. Step 2: Convert to fraction form
    1,787,959.50/2,467,384.14 = 983,143.50/x
  3. Step 3: Cross multiply
    1,787,959.50x = 2,467,384.14 × 983,143.50
  4. Step 4: Simplify right side
    1,787,959.50x = 2,425,792,679,244.09
  5. Step 5: Solve for x
    x = 2,425,792,679,244.09/1,787,959.50
  6. Step 6: Final answer
    x = 1,356,738.05

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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.