Home / 1,064,922.20-1,597,820.70-391,326.20

Finding the Fourth Proportional to 1,064,922.20, 1,597,820.70 and 391,326.20

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Solution

The fourth proportional to 1,064,922.20, 1,597,820.70 and 391,326.20 is: 587,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,922.20 : 1,597,820.70 = 391,326.20 : x
  2. Step 2: Convert to fraction form
    1,064,922.20/1,597,820.70 = 391,326.20/x
  3. Step 3: Cross multiply
    1,064,922.20x = 1,597,820.70 × 391,326.20
  4. Step 4: Simplify right side
    1,064,922.20x = 625,269,102,812.34
  5. Step 5: Solve for x
    x = 625,269,102,812.34/1,064,922.20
  6. Step 6: Final answer
    x = 587,150.03

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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.