Home / 1,091,225.62-1,505,369.79-847,842.58

Finding the Fourth Proportional to 1,091,225.62, 1,505,369.79 and 847,842.58

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Solution

The fourth proportional to 1,091,225.62, 1,505,369.79 and 847,842.58 is: 1,169,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,225.62 : 1,505,369.79 = 847,842.58 : x
  2. Step 2: Convert to fraction form
    1,091,225.62/1,505,369.79 = 847,842.58/x
  3. Step 3: Cross multiply
    1,091,225.62x = 1,505,369.79 × 847,842.58
  4. Step 4: Simplify right side
    1,091,225.62x = 1,276,316,606,607.66
  5. Step 5: Solve for x
    x = 1,276,316,606,607.66/1,091,225.62
  6. Step 6: Final answer
    x = 1,169,617.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.