Home / 1,975,340.46-2,960,723.44-908,142.78

Finding the Fourth Proportional to 1,975,340.46, 2,960,723.44 and 908,142.78

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Solution

The fourth proportional to 1,975,340.46, 2,960,723.44 and 908,142.78 is: 1,361,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,340.46 : 2,960,723.44 = 908,142.78 : x
  2. Step 2: Convert to fraction form
    1,975,340.46/2,960,723.44 = 908,142.78/x
  3. Step 3: Cross multiply
    1,975,340.46x = 2,960,723.44 × 908,142.78
  4. Step 4: Simplify right side
    1,975,340.46x = 2,688,759,615,612.76
  5. Step 5: Solve for x
    x = 2,688,759,615,612.76/1,975,340.46
  6. Step 6: Final answer
    x = 1,361,162.63

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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.