Home / 1,025,655.94-1,538,544.12-385,965.12

Finding the Fourth Proportional to 1,025,655.94, 1,538,544.12 and 385,965.12

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Solution

The fourth proportional to 1,025,655.94, 1,538,544.12 and 385,965.12 is: 578,970.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,655.94 : 1,538,544.12 = 385,965.12 : x
  2. Step 2: Convert to fraction form
    1,025,655.94/1,538,544.12 = 385,965.12/x
  3. Step 3: Cross multiply
    1,025,655.94x = 1,538,544.12 × 385,965.12
  4. Step 4: Simplify right side
    1,025,655.94x = 593,824,363,740.01
  5. Step 5: Solve for x
    x = 593,824,363,740.01/1,025,655.94
  6. Step 6: Final answer
    x = 578,970.34

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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.