Home / 1,344,256.40-2,014,829.40-545,142.80

Finding the Fourth Proportional to 1,344,256.40, 2,014,829.40 and 545,142.80

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Solution

The fourth proportional to 1,344,256.40, 2,014,829.40 and 545,142.80 is: 817,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,256.40 : 2,014,829.40 = 545,142.80 : x
  2. Step 2: Convert to fraction form
    1,344,256.40/2,014,829.40 = 545,142.80/x
  3. Step 3: Cross multiply
    1,344,256.40x = 2,014,829.40 × 545,142.80
  4. Step 4: Simplify right side
    1,344,256.40x = 1,098,369,740,638.32
  5. Step 5: Solve for x
    x = 1,098,369,740,638.32/1,344,256.40
  6. Step 6: Final answer
    x = 817,083.51

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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.