Home / 1,593,632.50-2,199,212.90-878,240.50

Finding the Fourth Proportional to 1,593,632.50, 2,199,212.90 and 878,240.50

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Solution

The fourth proportional to 1,593,632.50, 2,199,212.90 and 878,240.50 is: 1,211,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,632.50 : 2,199,212.90 = 878,240.50 : x
  2. Step 2: Convert to fraction form
    1,593,632.50/2,199,212.90 = 878,240.50/x
  3. Step 3: Cross multiply
    1,593,632.50x = 2,199,212.90 × 878,240.50
  4. Step 4: Simplify right side
    1,593,632.50x = 1,931,437,836,902.45
  5. Step 5: Solve for x
    x = 1,931,437,836,902.45/1,593,632.50
  6. Step 6: Final answer
    x = 1,211,971.92

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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.