Home / 1,014,159.62-1,399,487-555,186.22

Finding the Fourth Proportional to 1,014,159.62, 1,399,487 and 555,186.22

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Solution

The fourth proportional to 1,014,159.62, 1,399,487 and 555,186.22 is: 766,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,159.62 : 1,399,487 = 555,186.22 : x
  2. Step 2: Convert to fraction form
    1,014,159.62/1,399,487 = 555,186.22/x
  3. Step 3: Cross multiply
    1,014,159.62x = 1,399,487 × 555,186.22
  4. Step 4: Simplify right side
    1,014,159.62x = 776,975,897,469.14
  5. Step 5: Solve for x
    x = 776,975,897,469.14/1,014,159.62
  6. Step 6: Final answer
    x = 766,127.82

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1.5x scale

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.