Home / 1,342,653.90-2,013,288.30-395,901.60

Finding the Fourth Proportional to 1,342,653.90, 2,013,288.30 and 395,901.60

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Solution

The fourth proportional to 1,342,653.90, 2,013,288.30 and 395,901.60 is: 593,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,653.90 : 2,013,288.30 = 395,901.60 : x
  2. Step 2: Convert to fraction form
    1,342,653.90/2,013,288.30 = 395,901.60/x
  3. Step 3: Cross multiply
    1,342,653.90x = 2,013,288.30 × 395,901.60
  4. Step 4: Simplify right side
    1,342,653.90x = 797,064,059,231.28
  5. Step 5: Solve for x
    x = 797,064,059,231.28/1,342,653.90
  6. Step 6: Final answer
    x = 593,648.19

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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.