Home / 1,614,090.40-2,420,552.40-654,143.20

Finding the Fourth Proportional to 1,614,090.40, 2,420,552.40 and 654,143.20

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Solution

The fourth proportional to 1,614,090.40, 2,420,552.40 and 654,143.20 is: 980,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,090.40 : 2,420,552.40 = 654,143.20 : x
  2. Step 2: Convert to fraction form
    1,614,090.40/2,420,552.40 = 654,143.20/x
  3. Step 3: Cross multiply
    1,614,090.40x = 2,420,552.40 × 654,143.20
  4. Step 4: Simplify right side
    1,614,090.40x = 1,583,387,892,703.68
  5. Step 5: Solve for x
    x = 1,583,387,892,703.68/1,614,090.40
  6. Step 6: Final answer
    x = 980,978.45

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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.