Home / 1,282,621.78-1,769,990.72-701,842.52

Finding the Fourth Proportional to 1,282,621.78, 1,769,990.72 and 701,842.52

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Solution

The fourth proportional to 1,282,621.78, 1,769,990.72 and 701,842.52 is: 968,527.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,621.78 : 1,769,990.72 = 701,842.52 : x
  2. Step 2: Convert to fraction form
    1,282,621.78/1,769,990.72 = 701,842.52/x
  3. Step 3: Cross multiply
    1,282,621.78x = 1,769,990.72 × 701,842.52
  4. Step 4: Simplify right side
    1,282,621.78x = 1,242,254,747,301.41
  5. Step 5: Solve for x
    x = 1,242,254,747,301.41/1,282,621.78
  6. Step 6: Final answer
    x = 968,527.72

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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.