Home / 1,169,563.28-1,613,907.24-660,315.92

Finding the Fourth Proportional to 1,169,563.28, 1,613,907.24 and 660,315.92

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Solution

The fourth proportional to 1,169,563.28, 1,613,907.24 and 660,315.92 is: 911,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,563.28 : 1,613,907.24 = 660,315.92 : x
  2. Step 2: Convert to fraction form
    1,169,563.28/1,613,907.24 = 660,315.92/x
  3. Step 3: Cross multiply
    1,169,563.28x = 1,613,907.24 × 660,315.92
  4. Step 4: Simplify right side
    1,169,563.28x = 1,065,688,643,975.26
  5. Step 5: Solve for x
    x = 1,065,688,643,975.26/1,169,563.28
  6. Step 6: Final answer
    x = 911,185.11

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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.