Home / 1,227,226.91-1,693,623.02-683,328.23

Finding the Fourth Proportional to 1,227,226.91, 1,693,623.02 and 683,328.23

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Solution

The fourth proportional to 1,227,226.91, 1,693,623.02 and 683,328.23 is: 943,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,226.91 : 1,693,623.02 = 683,328.23 : x
  2. Step 2: Convert to fraction form
    1,227,226.91/1,693,623.02 = 683,328.23/x
  3. Step 3: Cross multiply
    1,227,226.91x = 1,693,623.02 × 683,328.23
  4. Step 4: Simplify right side
    1,227,226.91x = 1,157,300,408,659.10
  5. Step 5: Solve for x
    x = 1,157,300,408,659.10/1,227,226.91
  6. Step 6: Final answer
    x = 943,020.72

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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.