Home / 1,020,906.24-1,532,305.64-515,822.19

Finding the Fourth Proportional to 1,020,906.24, 1,532,305.64 and 515,822.19

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Solution

The fourth proportional to 1,020,906.24, 1,532,305.64 and 515,822.19 is: 774,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,906.24 : 1,532,305.64 = 515,822.19 : x
  2. Step 2: Convert to fraction form
    1,020,906.24/1,532,305.64 = 515,822.19/x
  3. Step 3: Cross multiply
    1,020,906.24x = 1,532,305.64 × 515,822.19
  4. Step 4: Simplify right side
    1,020,906.24x = 790,397,248,395.04
  5. Step 5: Solve for x
    x = 790,397,248,395.04/1,020,906.24
  6. Step 6: Final answer
    x = 774,211.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.