Home / 1,472,176.12-2,208,369.18-392,682.64

Finding the Fourth Proportional to 1,472,176.12, 2,208,369.18 and 392,682.64

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Solution

The fourth proportional to 1,472,176.12, 2,208,369.18 and 392,682.64 is: 589,051.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,176.12 : 2,208,369.18 = 392,682.64 : x
  2. Step 2: Convert to fraction form
    1,472,176.12/2,208,369.18 = 392,682.64/x
  3. Step 3: Cross multiply
    1,472,176.12x = 2,208,369.18 × 392,682.64
  4. Step 4: Simplify right side
    1,472,176.12x = 867,188,239,697.04
  5. Step 5: Solve for x
    x = 867,188,239,697.04/1,472,176.12
  6. Step 6: Final answer
    x = 589,051.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.