Home / 1,580,179.14-2,178,588.30-1,007,010.18

Finding the Fourth Proportional to 1,580,179.14, 2,178,588.30 and 1,007,010.18

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Solution

The fourth proportional to 1,580,179.14, 2,178,588.30 and 1,007,010.18 is: 1,388,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,179.14 : 2,178,588.30 = 1,007,010.18 : x
  2. Step 2: Convert to fraction form
    1,580,179.14/2,178,588.30 = 1,007,010.18/x
  3. Step 3: Cross multiply
    1,580,179.14x = 2,178,588.30 × 1,007,010.18
  4. Step 4: Simplify right side
    1,580,179.14x = 2,193,860,596,128.89
  5. Step 5: Solve for x
    x = 2,193,860,596,128.89/1,580,179.14
  6. Step 6: Final answer
    x = 1,388,361.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.