Home / 1,181,728.04-1,772,824.32-423,365.13

Finding the Fourth Proportional to 1,181,728.04, 1,772,824.32 and 423,365.13

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Solution

The fourth proportional to 1,181,728.04, 1,772,824.32 and 423,365.13 is: 635,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,728.04 : 1,772,824.32 = 423,365.13 : x
  2. Step 2: Convert to fraction form
    1,181,728.04/1,772,824.32 = 423,365.13/x
  3. Step 3: Cross multiply
    1,181,728.04x = 1,772,824.32 × 423,365.13
  4. Step 4: Simplify right side
    1,181,728.04x = 750,551,998,703.96
  5. Step 5: Solve for x
    x = 750,551,998,703.96/1,181,728.04
  6. Step 6: Final answer
    x = 635,130.91

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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.