Home / 986,981.80-1,480,472.70-882,005.80

Finding the Fourth Proportional to 986,981.80, 1,480,472.70 and 882,005.80

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Solution

The fourth proportional to 986,981.80, 1,480,472.70 and 882,005.80 is: 1,323,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,981.80 : 1,480,472.70 = 882,005.80 : x
  2. Step 2: Convert to fraction form
    986,981.80/1,480,472.70 = 882,005.80/x
  3. Step 3: Cross multiply
    986,981.80x = 1,480,472.70 × 882,005.80
  4. Step 4: Simplify right side
    986,981.80x = 1,305,785,508,141.66
  5. Step 5: Solve for x
    x = 1,305,785,508,141.66/986,981.80
  6. Step 6: Final answer
    x = 1,323,008.70

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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.