Home / 1,004,991.40-1,386,326.54-617,537.62

Finding the Fourth Proportional to 1,004,991.40, 1,386,326.54 and 617,537.62

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Solution

The fourth proportional to 1,004,991.40, 1,386,326.54 and 617,537.62 is: 851,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,991.40 : 1,386,326.54 = 617,537.62 : x
  2. Step 2: Convert to fraction form
    1,004,991.40/1,386,326.54 = 617,537.62/x
  3. Step 3: Cross multiply
    1,004,991.40x = 1,386,326.54 × 617,537.62
  4. Step 4: Simplify right side
    1,004,991.40x = 856,108,795,331.19
  5. Step 5: Solve for x
    x = 856,108,795,331.19/1,004,991.40
  6. Step 6: Final answer
    x = 851,856.84

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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.