Home / 1,455,172.71-2,182,226.90-556,169.91

Finding the Fourth Proportional to 1,455,172.71, 2,182,226.90 and 556,169.91

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Solution

The fourth proportional to 1,455,172.71, 2,182,226.90 and 556,169.91 is: 834,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,172.71 : 2,182,226.90 = 556,169.91 : x
  2. Step 2: Convert to fraction form
    1,455,172.71/2,182,226.90 = 556,169.91/x
  3. Step 3: Cross multiply
    1,455,172.71x = 2,182,226.90 × 556,169.91
  4. Step 4: Simplify right side
    1,455,172.71x = 1,213,688,935,791.73
  5. Step 5: Solve for x
    x = 1,213,688,935,791.73/1,455,172.71
  6. Step 6: Final answer
    x = 834,051.47

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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.