Home / 1,014,159.37-1,399,486.65-555,185.98

Finding the Fourth Proportional to 1,014,159.37, 1,399,486.65 and 555,185.98

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Solution

The fourth proportional to 1,014,159.37, 1,399,486.65 and 555,185.98 is: 766,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,159.37 : 1,399,486.65 = 555,185.98 : x
  2. Step 2: Convert to fraction form
    1,014,159.37/1,399,486.65 = 555,185.98/x
  3. Step 3: Cross multiply
    1,014,159.37x = 1,399,486.65 × 555,185.98
  4. Step 4: Simplify right side
    1,014,159.37x = 776,975,367,277.17
  5. Step 5: Solve for x
    x = 776,975,367,277.17/1,014,159.37
  6. Step 6: Final answer
    x = 766,127.48

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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.