Home / 1,097,907.06-1,646,564.31-387,841.62

Finding the Fourth Proportional to 1,097,907.06, 1,646,564.31 and 387,841.62

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Solution

The fourth proportional to 1,097,907.06, 1,646,564.31 and 387,841.62 is: 581,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,907.06 : 1,646,564.31 = 387,841.62 : x
  2. Step 2: Convert to fraction form
    1,097,907.06/1,646,564.31 = 387,841.62/x
  3. Step 3: Cross multiply
    1,097,907.06x = 1,646,564.31 × 387,841.62
  4. Step 4: Simplify right side
    1,097,907.06x = 638,606,169,424.58
  5. Step 5: Solve for x
    x = 638,606,169,424.58/1,097,907.06
  6. Step 6: Final answer
    x = 581,657.77

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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.