Home / 1,202,643.45-1,659,647.48-658,798.52

Finding the Fourth Proportional to 1,202,643.45, 1,659,647.48 and 658,798.52

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Solution

The fourth proportional to 1,202,643.45, 1,659,647.48 and 658,798.52 is: 909,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,643.45 : 1,659,647.48 = 658,798.52 : x
  2. Step 2: Convert to fraction form
    1,202,643.45/1,659,647.48 = 658,798.52/x
  3. Step 3: Cross multiply
    1,202,643.45x = 1,659,647.48 × 658,798.52
  4. Step 4: Simplify right side
    1,202,643.45x = 1,093,373,291,953.50
  5. Step 5: Solve for x
    x = 1,093,373,291,953.50/1,202,643.45
  6. Step 6: Final answer
    x = 909,141.68

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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.