Home / 1,330,235.30-1,995,647.80-383,532.14

Finding the Fourth Proportional to 1,330,235.30, 1,995,647.80 and 383,532.14

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Solution

The fourth proportional to 1,330,235.30, 1,995,647.80 and 383,532.14 is: 575,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,235.30 : 1,995,647.80 = 383,532.14 : x
  2. Step 2: Convert to fraction form
    1,330,235.30/1,995,647.80 = 383,532.14/x
  3. Step 3: Cross multiply
    1,330,235.30x = 1,995,647.80 × 383,532.14
  4. Step 4: Simplify right side
    1,330,235.30x = 765,395,071,420.29
  5. Step 5: Solve for x
    x = 765,395,071,420.29/1,330,235.30
  6. Step 6: Final answer
    x = 575,383.22

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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.