Home / 1,330,324.81-1,835,848.35-726,712.81

Finding the Fourth Proportional to 1,330,324.81, 1,835,848.35 and 726,712.81

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Solution

The fourth proportional to 1,330,324.81, 1,835,848.35 and 726,712.81 is: 1,002,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,324.81 : 1,835,848.35 = 726,712.81 : x
  2. Step 2: Convert to fraction form
    1,330,324.81/1,835,848.35 = 726,712.81/x
  3. Step 3: Cross multiply
    1,330,324.81x = 1,835,848.35 × 726,712.81
  4. Step 4: Simplify right side
    1,330,324.81x = 1,334,134,513,162.36
  5. Step 5: Solve for x
    x = 1,334,134,513,162.36/1,330,324.81
  6. Step 6: Final answer
    x = 1,002,863.74

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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.