Home / 1,339,636.68-1,848,176.82-758,726.28

Finding the Fourth Proportional to 1,339,636.68, 1,848,176.82 and 758,726.28

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Solution

The fourth proportional to 1,339,636.68, 1,848,176.82 and 758,726.28 is: 1,046,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,636.68 : 1,848,176.82 = 758,726.28 : x
  2. Step 2: Convert to fraction form
    1,339,636.68/1,848,176.82 = 758,726.28/x
  3. Step 3: Cross multiply
    1,339,636.68x = 1,848,176.82 × 758,726.28
  4. Step 4: Simplify right side
    1,339,636.68x = 1,402,260,323,420.83
  5. Step 5: Solve for x
    x = 1,402,260,323,420.83/1,339,636.68
  6. Step 6: Final answer
    x = 1,046,746.74

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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.