Home / 1,155,006.74-1,732,682.39-480,704.12

Finding the Fourth Proportional to 1,155,006.74, 1,732,682.39 and 480,704.12

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Solution

The fourth proportional to 1,155,006.74, 1,732,682.39 and 480,704.12 is: 721,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,006.74 : 1,732,682.39 = 480,704.12 : x
  2. Step 2: Convert to fraction form
    1,155,006.74/1,732,682.39 = 480,704.12/x
  3. Step 3: Cross multiply
    1,155,006.74x = 1,732,682.39 × 480,704.12
  4. Step 4: Simplify right side
    1,155,006.74x = 832,907,552,457.51
  5. Step 5: Solve for x
    x = 832,907,552,457.51/1,155,006.74
  6. Step 6: Final answer
    x = 721,127.88

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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.