Home / 1,440,336.24-2,160,766.80-493,802.64

Finding the Fourth Proportional to 1,440,336.24, 2,160,766.80 and 493,802.64

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Solution

The fourth proportional to 1,440,336.24, 2,160,766.80 and 493,802.64 is: 740,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,336.24 : 2,160,766.80 = 493,802.64 : x
  2. Step 2: Convert to fraction form
    1,440,336.24/2,160,766.80 = 493,802.64/x
  3. Step 3: Cross multiply
    1,440,336.24x = 2,160,766.80 × 493,802.64
  4. Step 4: Simplify right side
    1,440,336.24x = 1,066,992,350,264.35
  5. Step 5: Solve for x
    x = 1,066,992,350,264.35/1,440,336.24
  6. Step 6: Final answer
    x = 740,793.93

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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.