Home / 1,269,551.06-1,752,011.04-696,590.78

Finding the Fourth Proportional to 1,269,551.06, 1,752,011.04 and 696,590.78

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Solution

The fourth proportional to 1,269,551.06, 1,752,011.04 and 696,590.78 is: 961,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,551.06 : 1,752,011.04 = 696,590.78 : x
  2. Step 2: Convert to fraction form
    1,269,551.06/1,752,011.04 = 696,590.78/x
  3. Step 3: Cross multiply
    1,269,551.06x = 1,752,011.04 × 696,590.78
  4. Step 4: Simplify right side
    1,269,551.06x = 1,220,434,736,922.21
  5. Step 5: Solve for x
    x = 1,220,434,736,922.21/1,269,551.06
  6. Step 6: Final answer
    x = 961,312.05

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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.