Home / 1,159,415.10-1,738,345.05-528,003.90

Finding the Fourth Proportional to 1,159,415.10, 1,738,345.05 and 528,003.90

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Solution

The fourth proportional to 1,159,415.10, 1,738,345.05 and 528,003.90 is: 791,651.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,415.10 : 1,738,345.05 = 528,003.90 : x
  2. Step 2: Convert to fraction form
    1,159,415.10/1,738,345.05 = 528,003.90/x
  3. Step 3: Cross multiply
    1,159,415.10x = 1,738,345.05 × 528,003.90
  4. Step 4: Simplify right side
    1,159,415.10x = 917,852,965,945.70
  5. Step 5: Solve for x
    x = 917,852,965,945.70/1,159,415.10
  6. Step 6: Final answer
    x = 791,651.73

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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.