Home / 1,025,619.48-1,415,354.80-572,910.48

Finding the Fourth Proportional to 1,025,619.48, 1,415,354.80 and 572,910.48

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Solution

The fourth proportional to 1,025,619.48, 1,415,354.80 and 572,910.48 is: 790,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,619.48 : 1,415,354.80 = 572,910.48 : x
  2. Step 2: Convert to fraction form
    1,025,619.48/1,415,354.80 = 572,910.48/x
  3. Step 3: Cross multiply
    1,025,619.48x = 1,415,354.80 × 572,910.48
  4. Step 4: Simplify right side
    1,025,619.48x = 810,871,597,838.30
  5. Step 5: Solve for x
    x = 810,871,597,838.30/1,025,619.48
  6. Step 6: Final answer
    x = 790,616.42

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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.