Home / 1,006,091.31-1,388,399.43-570,591.57

Finding the Fourth Proportional to 1,006,091.31, 1,388,399.43 and 570,591.57

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Solution

The fourth proportional to 1,006,091.31, 1,388,399.43 and 570,591.57 is: 787,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,091.31 : 1,388,399.43 = 570,591.57 : x
  2. Step 2: Convert to fraction form
    1,006,091.31/1,388,399.43 = 570,591.57/x
  3. Step 3: Cross multiply
    1,006,091.31x = 1,388,399.43 × 570,591.57
  4. Step 4: Simplify right side
    1,006,091.31x = 792,209,010,550.81
  5. Step 5: Solve for x
    x = 792,209,010,550.81/1,006,091.31
  6. Step 6: Final answer
    x = 787,412.64

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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.