Home / 1,353,299.13-1,867,262.13-802,188.60

Finding the Fourth Proportional to 1,353,299.13, 1,867,262.13 and 802,188.60

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Solution

The fourth proportional to 1,353,299.13, 1,867,262.13 and 802,188.60 is: 1,106,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,299.13 : 1,867,262.13 = 802,188.60 : x
  2. Step 2: Convert to fraction form
    1,353,299.13/1,867,262.13 = 802,188.60/x
  3. Step 3: Cross multiply
    1,353,299.13x = 1,867,262.13 × 802,188.60
  4. Step 4: Simplify right side
    1,353,299.13x = 1,497,896,393,897.72
  5. Step 5: Solve for x
    x = 1,497,896,393,897.72/1,353,299.13
  6. Step 6: Final answer
    x = 1,106,847.97

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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.