Home / 1,476,143.66-2,037,085.44-831,574.02

Finding the Fourth Proportional to 1,476,143.66, 2,037,085.44 and 831,574.02

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Solution

The fourth proportional to 1,476,143.66, 2,037,085.44 and 831,574.02 is: 1,147,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,143.66 : 2,037,085.44 = 831,574.02 : x
  2. Step 2: Convert to fraction form
    1,476,143.66/2,037,085.44 = 831,574.02/x
  3. Step 3: Cross multiply
    1,476,143.66x = 2,037,085.44 × 831,574.02
  4. Step 4: Simplify right side
    1,476,143.66x = 1,693,987,328,424.27
  5. Step 5: Solve for x
    x = 1,693,987,328,424.27/1,476,143.66
  6. Step 6: Final answer
    x = 1,147,576.20

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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.