Home / 1,269,943.72-1,752,629.88-697,080.92

Finding the Fourth Proportional to 1,269,943.72, 1,752,629.88 and 697,080.92

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Solution

The fourth proportional to 1,269,943.72, 1,752,629.88 and 697,080.92 is: 962,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,943.72 : 1,752,629.88 = 697,080.92 : x
  2. Step 2: Convert to fraction form
    1,269,943.72/1,752,629.88 = 697,080.92/x
  3. Step 3: Cross multiply
    1,269,943.72x = 1,752,629.88 × 697,080.92
  4. Step 4: Simplify right side
    1,269,943.72x = 1,221,724,849,169.89
  5. Step 5: Solve for x
    x = 1,221,724,849,169.89/1,269,943.72
  6. Step 6: Final answer
    x = 962,030.70

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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.