Home / 1,004,991.90-1,386,327.23-617,538.12

Finding the Fourth Proportional to 1,004,991.90, 1,386,327.23 and 617,538.12

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Solution

The fourth proportional to 1,004,991.90, 1,386,327.23 and 617,538.12 is: 851,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,991.90 : 1,386,327.23 = 617,538.12 : x
  2. Step 2: Convert to fraction form
    1,004,991.90/1,386,327.23 = 617,538.12/x
  3. Step 3: Cross multiply
    1,004,991.90x = 1,386,327.23 × 617,538.12
  4. Step 4: Simplify right side
    1,004,991.90x = 856,109,911,319.01
  5. Step 5: Solve for x
    x = 856,109,911,319.01/1,004,991.90
  6. Step 6: Final answer
    x = 851,857.52

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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.