Home / 1,014,159.47-1,399,486.89-555,186.11

Finding the Fourth Proportional to 1,014,159.47, 1,399,486.89 and 555,186.11

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Solution

The fourth proportional to 1,014,159.47, 1,399,486.89 and 555,186.11 is: 766,127.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,159.47 : 1,399,486.89 = 555,186.11 : x
  2. Step 2: Convert to fraction form
    1,014,159.47/1,399,486.89 = 555,186.11/x
  3. Step 3: Cross multiply
    1,014,159.47x = 1,399,486.89 × 555,186.11
  4. Step 4: Simplify right side
    1,014,159.47x = 776,975,682,455.10
  5. Step 5: Solve for x
    x = 776,975,682,455.10/1,014,159.47
  6. Step 6: Final answer
    x = 766,127.72

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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.