Home / 899,998.40-1,350,343.20-885,828.80

Finding the Fourth Proportional to 899,998.40, 1,350,343.20 and 885,828.80

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Solution

The fourth proportional to 899,998.40, 1,350,343.20 and 885,828.80 is: 1,329,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,998.40 : 1,350,343.20 = 885,828.80 : x
  2. Step 2: Convert to fraction form
    899,998.40/1,350,343.20 = 885,828.80/x
  3. Step 3: Cross multiply
    899,998.40x = 1,350,343.20 × 885,828.80
  4. Step 4: Simplify right side
    899,998.40x = 1,196,172,896,444.16
  5. Step 5: Solve for x
    x = 1,196,172,896,444.16/899,998.40
  6. Step 6: Final answer
    x = 1,329,083.36

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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.