Home / 1,226,966.12-1,693,280.31-683,089.97

Finding the Fourth Proportional to 1,226,966.12, 1,693,280.31 and 683,089.97

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Solution

The fourth proportional to 1,226,966.12, 1,693,280.31 and 683,089.97 is: 942,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,966.12 : 1,693,280.31 = 683,089.97 : x
  2. Step 2: Convert to fraction form
    1,226,966.12/1,693,280.31 = 683,089.97/x
  3. Step 3: Cross multiply
    1,226,966.12x = 1,693,280.31 × 683,089.97
  4. Step 4: Simplify right side
    1,226,966.12x = 1,156,662,797,997.94
  5. Step 5: Solve for x
    x = 1,156,662,797,997.94/1,226,966.12
  6. Step 6: Final answer
    x = 942,701.50

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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.