Home / 4,743,632.28-7,116,778.65-1,905,737.34

Finding the Fourth Proportional to 4,743,632.28, 7,116,778.65 and 1,905,737.34

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Solution

The fourth proportional to 4,743,632.28, 7,116,778.65 and 1,905,737.34 is: 2,859,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,632.28 : 7,116,778.65 = 1,905,737.34 : x
  2. Step 2: Convert to fraction form
    4,743,632.28/7,116,778.65 = 1,905,737.34/x
  3. Step 3: Cross multiply
    4,743,632.28x = 7,116,778.65 × 1,905,737.34
  4. Step 4: Simplify right side
    4,743,632.28x = 13,562,710,813,819.79
  5. Step 5: Solve for x
    x = 13,562,710,813,819.79/4,743,632.28
  6. Step 6: Final answer
    x = 2,859,140.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.