Home / 1,199,538.78-1,655,299.68-655,569.78

Finding the Fourth Proportional to 1,199,538.78, 1,655,299.68 and 655,569.78

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Solution

The fourth proportional to 1,199,538.78, 1,655,299.68 and 655,569.78 is: 904,651.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,538.78 : 1,655,299.68 = 655,569.78 : x
  2. Step 2: Convert to fraction form
    1,199,538.78/1,655,299.68 = 655,569.78/x
  3. Step 3: Cross multiply
    1,199,538.78x = 1,655,299.68 × 655,569.78
  4. Step 4: Simplify right side
    1,199,538.78x = 1,085,164,447,051.67
  5. Step 5: Solve for x
    x = 1,085,164,447,051.67/1,199,538.78
  6. Step 6: Final answer
    x = 904,651.41

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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.