Home / 1,332,718.76-1,839,152.10-720,871.25

Finding the Fourth Proportional to 1,332,718.76, 1,839,152.10 and 720,871.25

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Solution

The fourth proportional to 1,332,718.76, 1,839,152.10 and 720,871.25 is: 994,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,718.76 : 1,839,152.10 = 720,871.25 : x
  2. Step 2: Convert to fraction form
    1,332,718.76/1,839,152.10 = 720,871.25/x
  3. Step 3: Cross multiply
    1,332,718.76x = 1,839,152.10 × 720,871.25
  4. Step 4: Simplify right side
    1,332,718.76x = 1,325,791,873,597.79
  5. Step 5: Solve for x
    x = 1,325,791,873,597.79/1,332,718.76
  6. Step 6: Final answer
    x = 994,802.44

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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.