Home / 1,778,777.46-2,454,709.86-962,980.83

Finding the Fourth Proportional to 1,778,777.46, 2,454,709.86 and 962,980.83

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Solution

The fourth proportional to 1,778,777.46, 2,454,709.86 and 962,980.83 is: 1,328,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,777.46 : 2,454,709.86 = 962,980.83 : x
  2. Step 2: Convert to fraction form
    1,778,777.46/2,454,709.86 = 962,980.83/x
  3. Step 3: Cross multiply
    1,778,777.46x = 2,454,709.86 × 962,980.83
  4. Step 4: Simplify right side
    1,778,777.46x = 2,363,838,538,391.98
  5. Step 5: Solve for x
    x = 2,363,838,538,391.98/1,778,777.46
  6. Step 6: Final answer
    x = 1,328,911.90

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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.