Home / 1,014,822.82-1,400,395.41-555,845.86

Finding the Fourth Proportional to 1,014,822.82, 1,400,395.41 and 555,845.86

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Solution

The fourth proportional to 1,014,822.82, 1,400,395.41 and 555,845.86 is: 767,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,822.82 : 1,400,395.41 = 555,845.86 : x
  2. Step 2: Convert to fraction form
    1,014,822.82/1,400,395.41 = 555,845.86/x
  3. Step 3: Cross multiply
    1,014,822.82x = 1,400,395.41 × 555,845.86
  4. Step 4: Simplify right side
    1,014,822.82x = 778,403,991,011.50
  5. Step 5: Solve for x
    x = 778,403,991,011.50/1,014,822.82
  6. Step 6: Final answer
    x = 767,034.38

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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.