Home / 1,270,835.28-1,753,752.66-697,885.02

Finding the Fourth Proportional to 1,270,835.28, 1,753,752.66 and 697,885.02

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Solution

The fourth proportional to 1,270,835.28, 1,753,752.66 and 697,885.02 is: 963,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,835.28 : 1,753,752.66 = 697,885.02 : x
  2. Step 2: Convert to fraction form
    1,270,835.28/1,753,752.66 = 697,885.02/x
  3. Step 3: Cross multiply
    1,270,835.28x = 1,753,752.66 × 697,885.02
  4. Step 4: Simplify right side
    1,270,835.28x = 1,223,917,710,199.15
  5. Step 5: Solve for x
    x = 1,223,917,710,199.15/1,270,835.28
  6. Step 6: Final answer
    x = 963,081.31

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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.