Home / 1,065,102.20-1,597,661.40-355,129.10

Finding the Fourth Proportional to 1,065,102.20, 1,597,661.40 and 355,129.10

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Solution

The fourth proportional to 1,065,102.20, 1,597,661.40 and 355,129.10 is: 532,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,102.20 : 1,597,661.40 = 355,129.10 : x
  2. Step 2: Convert to fraction form
    1,065,102.20/1,597,661.40 = 355,129.10/x
  3. Step 3: Cross multiply
    1,065,102.20x = 1,597,661.40 × 355,129.10
  4. Step 4: Simplify right side
    1,065,102.20x = 567,376,055,086.74
  5. Step 5: Solve for x
    x = 567,376,055,086.74/1,065,102.20
  6. Step 6: Final answer
    x = 532,696.35

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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.