Home / 1,270,754.56-1,753,643.40-697,831.03

Finding the Fourth Proportional to 1,270,754.56, 1,753,643.40 and 697,831.03

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Solution

The fourth proportional to 1,270,754.56, 1,753,643.40 and 697,831.03 is: 963,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,754.56 : 1,753,643.40 = 697,831.03 : x
  2. Step 2: Convert to fraction form
    1,270,754.56/1,753,643.40 = 697,831.03/x
  3. Step 3: Cross multiply
    1,270,754.56x = 1,753,643.40 × 697,831.03
  4. Step 4: Simplify right side
    1,270,754.56x = 1,223,746,771,306.48
  5. Step 5: Solve for x
    x = 1,223,746,771,306.48/1,270,754.56
  6. Step 6: Final answer
    x = 963,007.98

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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.