Home / 1,133,384.60-1,698,521.70-923,432.60

Finding the Fourth Proportional to 1,133,384.60, 1,698,521.70 and 923,432.60

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Solution

The fourth proportional to 1,133,384.60, 1,698,521.70 and 923,432.60 is: 1,383,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,384.60 : 1,698,521.70 = 923,432.60 : x
  2. Step 2: Convert to fraction form
    1,133,384.60/1,698,521.70 = 923,432.60/x
  3. Step 3: Cross multiply
    1,133,384.60x = 1,698,521.70 × 923,432.60
  4. Step 4: Simplify right side
    1,133,384.60x = 1,568,470,309,587.42
  5. Step 5: Solve for x
    x = 1,568,470,309,587.42/1,133,384.60
  6. Step 6: Final answer
    x = 1,383,881.79

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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.