Home / 1,142,180.16-1,576,185.12-632,878.08

Finding the Fourth Proportional to 1,142,180.16, 1,576,185.12 and 632,878.08

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Solution

The fourth proportional to 1,142,180.16, 1,576,185.12 and 632,878.08 is: 873,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,180.16 : 1,576,185.12 = 632,878.08 : x
  2. Step 2: Convert to fraction form
    1,142,180.16/1,576,185.12 = 632,878.08/x
  3. Step 3: Cross multiply
    1,142,180.16x = 1,576,185.12 × 632,878.08
  4. Step 4: Simplify right side
    1,142,180.16x = 997,533,012,470.17
  5. Step 5: Solve for x
    x = 997,533,012,470.17/1,142,180.16
  6. Step 6: Final answer
    x = 873,358.73

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1.5x scale

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.