Home / 1,269,830.84-1,752,327.08-696,856.28

Finding the Fourth Proportional to 1,269,830.84, 1,752,327.08 and 696,856.28

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Solution

The fourth proportional to 1,269,830.84, 1,752,327.08 and 696,856.28 is: 961,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,830.84 : 1,752,327.08 = 696,856.28 : x
  2. Step 2: Convert to fraction form
    1,269,830.84/1,752,327.08 = 696,856.28/x
  3. Step 3: Cross multiply
    1,269,830.84x = 1,752,327.08 × 696,856.28
  4. Step 4: Simplify right side
    1,269,830.84x = 1,221,120,118,066.15
  5. Step 5: Solve for x
    x = 1,221,120,118,066.15/1,269,830.84
  6. Step 6: Final answer
    x = 961,640.00

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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.