Home / 1,249,640.26-1,724,511.77-676,680.48

Finding the Fourth Proportional to 1,249,640.26, 1,724,511.77 and 676,680.48

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Solution

The fourth proportional to 1,249,640.26, 1,724,511.77 and 676,680.48 is: 933,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,640.26 : 1,724,511.77 = 676,680.48 : x
  2. Step 2: Convert to fraction form
    1,249,640.26/1,724,511.77 = 676,680.48/x
  3. Step 3: Cross multiply
    1,249,640.26x = 1,724,511.77 × 676,680.48
  4. Step 4: Simplify right side
    1,249,640.26x = 1,166,943,451,443.40
  5. Step 5: Solve for x
    x = 1,166,943,451,443.40/1,249,640.26
  6. Step 6: Final answer
    x = 933,823.51

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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.