Home / 1,743,505.12-2,406,098.64-979,543.36

Finding the Fourth Proportional to 1,743,505.12, 2,406,098.64 and 979,543.36

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Solution

The fourth proportional to 1,743,505.12, 2,406,098.64 and 979,543.36 is: 1,351,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,505.12 : 2,406,098.64 = 979,543.36 : x
  2. Step 2: Convert to fraction form
    1,743,505.12/2,406,098.64 = 979,543.36/x
  3. Step 3: Cross multiply
    1,743,505.12x = 2,406,098.64 × 979,543.36
  4. Step 4: Simplify right side
    1,743,505.12x = 2,356,877,946,317.03
  5. Step 5: Solve for x
    x = 2,356,877,946,317.03/1,743,505.12
  6. Step 6: Final answer
    x = 1,351,804.43

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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.