Home / 1,245,926.40-1,869,764.40-536,463.60

Finding the Fourth Proportional to 1,245,926.40, 1,869,764.40 and 536,463.60

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Solution

The fourth proportional to 1,245,926.40, 1,869,764.40 and 536,463.60 is: 805,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,926.40 : 1,869,764.40 = 536,463.60 : x
  2. Step 2: Convert to fraction form
    1,245,926.40/1,869,764.40 = 536,463.60/x
  3. Step 3: Cross multiply
    1,245,926.40x = 1,869,764.40 × 536,463.60
  4. Step 4: Simplify right side
    1,245,926.40x = 1,003,060,541,175.84
  5. Step 5: Solve for x
    x = 1,003,060,541,175.84/1,245,926.40
  6. Step 6: Final answer
    x = 805,072.07

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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.