Home / 1,387,246.40-2,080,024.80-544,788.80

Finding the Fourth Proportional to 1,387,246.40, 2,080,024.80 and 544,788.80

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Solution

The fourth proportional to 1,387,246.40, 2,080,024.80 and 544,788.80 is: 816,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,246.40 : 2,080,024.80 = 544,788.80 : x
  2. Step 2: Convert to fraction form
    1,387,246.40/2,080,024.80 = 544,788.80/x
  3. Step 3: Cross multiply
    1,387,246.40x = 2,080,024.80 × 544,788.80
  4. Step 4: Simplify right side
    1,387,246.40x = 1,133,174,214,762.24
  5. Step 5: Solve for x
    x = 1,133,174,214,762.24/1,387,246.40
  6. Step 6: Final answer
    x = 816,851.44

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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.