Home / 1,485,320.68-2,227,289.82-538,653.16

Finding the Fourth Proportional to 1,485,320.68, 2,227,289.82 and 538,653.16

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Solution

The fourth proportional to 1,485,320.68, 2,227,289.82 and 538,653.16 is: 807,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,320.68 : 2,227,289.82 = 538,653.16 : x
  2. Step 2: Convert to fraction form
    1,485,320.68/2,227,289.82 = 538,653.16/x
  3. Step 3: Cross multiply
    1,485,320.68x = 2,227,289.82 × 538,653.16
  4. Step 4: Simplify right side
    1,485,320.68x = 1,199,736,699,778.83
  5. Step 5: Solve for x
    x = 1,199,736,699,778.83/1,485,320.68
  6. Step 6: Final answer
    x = 807,729.08

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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.