Home / 1,097,959.02-1,647,071.37-387,841.74

Finding the Fourth Proportional to 1,097,959.02, 1,647,071.37 and 387,841.74

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Solution

The fourth proportional to 1,097,959.02, 1,647,071.37 and 387,841.74 is: 581,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,959.02 : 1,647,071.37 = 387,841.74 : x
  2. Step 2: Convert to fraction form
    1,097,959.02/1,647,071.37 = 387,841.74/x
  3. Step 3: Cross multiply
    1,097,959.02x = 1,647,071.37 × 387,841.74
  4. Step 4: Simplify right side
    1,097,959.02x = 638,803,026,044.98
  5. Step 5: Solve for x
    x = 638,803,026,044.98/1,097,959.02
  6. Step 6: Final answer
    x = 581,809.53

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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.