Home / 1,827,560-2,521,682.88-1,182,890.72

Finding the Fourth Proportional to 1,827,560, 2,521,682.88 and 1,182,890.72

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Solution

The fourth proportional to 1,827,560, 2,521,682.88 and 1,182,890.72 is: 1,632,162.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,560 : 2,521,682.88 = 1,182,890.72 : x
  2. Step 2: Convert to fraction form
    1,827,560/2,521,682.88 = 1,182,890.72/x
  3. Step 3: Cross multiply
    1,827,560x = 2,521,682.88 × 1,182,890.72
  4. Step 4: Simplify right side
    1,827,560x = 2,982,875,277,534.87
  5. Step 5: Solve for x
    x = 2,982,875,277,534.87/1,827,560
  6. Step 6: Final answer
    x = 1,632,162.71

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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.