Home / 740,310.63-1,110,908.34-680,080.65

Finding the Fourth Proportional to 740,310.63, 1,110,908.34 and 680,080.65

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Solution

The fourth proportional to 740,310.63, 1,110,908.34 and 680,080.65 is: 1,020,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,310.63 : 1,110,908.34 = 680,080.65 : x
  2. Step 2: Convert to fraction form
    740,310.63/1,110,908.34 = 680,080.65/x
  3. Step 3: Cross multiply
    740,310.63x = 1,110,908.34 × 680,080.65
  4. Step 4: Simplify right side
    740,310.63x = 755,507,265,957.62
  5. Step 5: Solve for x
    x = 755,507,265,957.62/740,310.63
  6. Step 6: Final answer
    x = 1,020,527.38

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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.