Home / 1,243,333.37-1,865,000.06-822,510.83

Finding the Fourth Proportional to 1,243,333.37, 1,865,000.06 and 822,510.83

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Solution

The fourth proportional to 1,243,333.37, 1,865,000.06 and 822,510.83 is: 1,233,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,333.37 : 1,865,000.06 = 822,510.83 : x
  2. Step 2: Convert to fraction form
    1,243,333.37/1,865,000.06 = 822,510.83/x
  3. Step 3: Cross multiply
    1,243,333.37x = 1,865,000.06 × 822,510.83
  4. Step 4: Simplify right side
    1,243,333.37x = 1,533,982,743,188.10
  5. Step 5: Solve for x
    x = 1,533,982,743,188.10/1,243,333.37
  6. Step 6: Final answer
    x = 1,233,766.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.