Home / 1,282,450.41-1,769,783.28-701,728.10

Finding the Fourth Proportional to 1,282,450.41, 1,769,783.28 and 701,728.10

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Solution

The fourth proportional to 1,282,450.41, 1,769,783.28 and 701,728.10 is: 968,385.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,450.41 : 1,769,783.28 = 701,728.10 : x
  2. Step 2: Convert to fraction form
    1,282,450.41/1,769,783.28 = 701,728.10/x
  3. Step 3: Cross multiply
    1,282,450.41x = 1,769,783.28 × 701,728.10
  4. Step 4: Simplify right side
    1,282,450.41x = 1,241,906,658,486.17
  5. Step 5: Solve for x
    x = 1,241,906,658,486.17/1,282,450.41
  6. Step 6: Final answer
    x = 968,385.72

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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.