Home / 1,181,155.23-1,772,015.04-382,437.63

Finding the Fourth Proportional to 1,181,155.23, 1,772,015.04 and 382,437.63

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Solution

The fourth proportional to 1,181,155.23, 1,772,015.04 and 382,437.63 is: 573,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,155.23 : 1,772,015.04 = 382,437.63 : x
  2. Step 2: Convert to fraction form
    1,181,155.23/1,772,015.04 = 382,437.63/x
  3. Step 3: Cross multiply
    1,181,155.23x = 1,772,015.04 × 382,437.63
  4. Step 4: Simplify right side
    1,181,155.23x = 677,685,232,221.96
  5. Step 5: Solve for x
    x = 677,685,232,221.96/1,181,155.23
  6. Step 6: Final answer
    x = 573,747.81

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Double scale
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1.5x scale

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.