Home / 1,304,871.03-1,800,718.26-724,181.81

Finding the Fourth Proportional to 1,304,871.03, 1,800,718.26 and 724,181.81

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Solution

The fourth proportional to 1,304,871.03, 1,800,718.26 and 724,181.81 is: 999,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,871.03 : 1,800,718.26 = 724,181.81 : x
  2. Step 2: Convert to fraction form
    1,304,871.03/1,800,718.26 = 724,181.81/x
  3. Step 3: Cross multiply
    1,304,871.03x = 1,800,718.26 × 724,181.81
  4. Step 4: Simplify right side
    1,304,871.03x = 1,304,047,399,823.26
  5. Step 5: Solve for x
    x = 1,304,047,399,823.26/1,304,871.03
  6. Step 6: Final answer
    x = 999,368.80

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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.