Home / 1,003,928.24-1,385,420.96-545,042.79

Finding the Fourth Proportional to 1,003,928.24, 1,385,420.96 and 545,042.79

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Solution

The fourth proportional to 1,003,928.24, 1,385,420.96 and 545,042.79 is: 752,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,928.24 : 1,385,420.96 = 545,042.79 : x
  2. Step 2: Convert to fraction form
    1,003,928.24/1,385,420.96 = 545,042.79/x
  3. Step 3: Cross multiply
    1,003,928.24x = 1,385,420.96 × 545,042.79
  4. Step 4: Simplify right side
    1,003,928.24x = 755,113,702,637.67
  5. Step 5: Solve for x
    x = 755,113,702,637.67/1,003,928.24
  6. Step 6: Final answer
    x = 752,159.05

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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.