Home / 3,509,173.53-5,264,262.90-1,080,532.71

Finding the Fourth Proportional to 3,509,173.53, 5,264,262.90 and 1,080,532.71

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Solution

The fourth proportional to 3,509,173.53, 5,264,262.90 and 1,080,532.71 is: 1,620,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,173.53 : 5,264,262.90 = 1,080,532.71 : x
  2. Step 2: Convert to fraction form
    3,509,173.53/5,264,262.90 = 1,080,532.71/x
  3. Step 3: Cross multiply
    3,509,173.53x = 5,264,262.90 × 1,080,532.71
  4. Step 4: Simplify right side
    3,509,173.53x = 5,688,208,257,489.46
  5. Step 5: Solve for x
    x = 5,688,208,257,489.46/3,509,173.53
  6. Step 6: Final answer
    x = 1,620,953.83

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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.