Home / 1,192,054.05-1,645,011.18-648,185.22

Finding the Fourth Proportional to 1,192,054.05, 1,645,011.18 and 648,185.22

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Solution

The fourth proportional to 1,192,054.05, 1,645,011.18 and 648,185.22 is: 894,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,054.05 : 1,645,011.18 = 648,185.22 : x
  2. Step 2: Convert to fraction form
    1,192,054.05/1,645,011.18 = 648,185.22/x
  3. Step 3: Cross multiply
    1,192,054.05x = 1,645,011.18 × 648,185.22
  4. Step 4: Simplify right side
    1,192,054.05x = 1,066,271,933,610.76
  5. Step 5: Solve for x
    x = 1,066,271,933,610.76/1,192,054.05
  6. Step 6: Final answer
    x = 894,482.87

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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.