Home / 1,014,825.82-1,400,399.55-555,848.86

Finding the Fourth Proportional to 1,014,825.82, 1,400,399.55 and 555,848.86

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Solution

The fourth proportional to 1,014,825.82, 1,400,399.55 and 555,848.86 is: 767,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,825.82 : 1,400,399.55 = 555,848.86 : x
  2. Step 2: Convert to fraction form
    1,014,825.82/1,400,399.55 = 555,848.86/x
  3. Step 3: Cross multiply
    1,014,825.82x = 1,400,399.55 × 555,848.86
  4. Step 4: Simplify right side
    1,014,825.82x = 778,410,493,412.01
  5. Step 5: Solve for x
    x = 778,410,493,412.01/1,014,825.82
  6. Step 6: Final answer
    x = 767,038.52

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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.