Home / 1,221,198.02-1,683,306.06-962,653.34

Finding the Fourth Proportional to 1,221,198.02, 1,683,306.06 and 962,653.34

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Solution

The fourth proportional to 1,221,198.02, 1,683,306.06 and 962,653.34 is: 1,326,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,198.02 : 1,683,306.06 = 962,653.34 : x
  2. Step 2: Convert to fraction form
    1,221,198.02/1,683,306.06 = 962,653.34/x
  3. Step 3: Cross multiply
    1,221,198.02x = 1,683,306.06 × 962,653.34
  4. Step 4: Simplify right side
    1,221,198.02x = 1,620,440,200,901.24
  5. Step 5: Solve for x
    x = 1,620,440,200,901.24/1,221,198.02
  6. Step 6: Final answer
    x = 1,326,926.65

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Double scale
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1.5x scale

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.