Home / 1,181,627.20-1,773,315.60-472,164.40

Finding the Fourth Proportional to 1,181,627.20, 1,773,315.60 and 472,164.40

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Solution

The fourth proportional to 1,181,627.20, 1,773,315.60 and 472,164.40 is: 708,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,627.20 : 1,773,315.60 = 472,164.40 : x
  2. Step 2: Convert to fraction form
    1,181,627.20/1,773,315.60 = 472,164.40/x
  3. Step 3: Cross multiply
    1,181,627.20x = 1,773,315.60 × 472,164.40
  4. Step 4: Simplify right side
    1,181,627.20x = 837,296,496,284.64
  5. Step 5: Solve for x
    x = 837,296,496,284.64/1,181,627.20
  6. Step 6: Final answer
    x = 708,596.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.