Home / 1,079,501.76-1,489,838.76-897,893.28

Finding the Fourth Proportional to 1,079,501.76, 1,489,838.76 and 897,893.28

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Solution

The fourth proportional to 1,079,501.76, 1,489,838.76 and 897,893.28 is: 1,239,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,501.76 : 1,489,838.76 = 897,893.28 : x
  2. Step 2: Convert to fraction form
    1,079,501.76/1,489,838.76 = 897,893.28/x
  3. Step 3: Cross multiply
    1,079,501.76x = 1,489,838.76 × 897,893.28
  4. Step 4: Simplify right side
    1,079,501.76x = 1,337,716,210,887.53
  5. Step 5: Solve for x
    x = 1,337,716,210,887.53/1,079,501.76
  6. Step 6: Final answer
    x = 1,239,197.80

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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.