Home / 1,593,639.50-2,199,222.57-878,247.50

Finding the Fourth Proportional to 1,593,639.50, 2,199,222.57 and 878,247.50

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Solution

The fourth proportional to 1,593,639.50, 2,199,222.57 and 878,247.50 is: 1,211,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,639.50 : 2,199,222.57 = 878,247.50 : x
  2. Step 2: Convert to fraction form
    1,593,639.50/2,199,222.57 = 878,247.50/x
  3. Step 3: Cross multiply
    1,593,639.50x = 2,199,222.57 × 878,247.50
  4. Step 4: Simplify right side
    1,593,639.50x = 1,931,461,724,046.08
  5. Step 5: Solve for x
    x = 1,931,461,724,046.08/1,593,639.50
  6. Step 6: Final answer
    x = 1,211,981.58

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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.