Home / 1,342,655.90-2,013,291.30-395,903.60

Finding the Fourth Proportional to 1,342,655.90, 2,013,291.30 and 395,903.60

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Solution

The fourth proportional to 1,342,655.90, 2,013,291.30 and 395,903.60 is: 593,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,655.90 : 2,013,291.30 = 395,903.60 : x
  2. Step 2: Convert to fraction form
    1,342,655.90/2,013,291.30 = 395,903.60/x
  3. Step 3: Cross multiply
    1,342,655.90x = 2,013,291.30 × 395,903.60
  4. Step 4: Simplify right side
    1,342,655.90x = 797,069,273,518.68
  5. Step 5: Solve for x
    x = 797,069,273,518.68/1,342,655.90
  6. Step 6: Final answer
    x = 593,651.19

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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.