Home / 1,003,927.14-1,385,420.63-545,042.16

Finding the Fourth Proportional to 1,003,927.14, 1,385,420.63 and 545,042.16

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Solution

The fourth proportional to 1,003,927.14, 1,385,420.63 and 545,042.16 is: 752,158.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,927.14 : 1,385,420.63 = 545,042.16 : x
  2. Step 2: Convert to fraction form
    1,003,927.14/1,385,420.63 = 545,042.16/x
  3. Step 3: Cross multiply
    1,003,927.14x = 1,385,420.63 × 545,042.16
  4. Step 4: Simplify right side
    1,003,927.14x = 755,112,649,958.55
  5. Step 5: Solve for x
    x = 755,112,649,958.55/1,003,927.14
  6. Step 6: Final answer
    x = 752,158.82

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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.