Home / 1,475,806.41-2,036,624.19-831,166.29

Finding the Fourth Proportional to 1,475,806.41, 2,036,624.19 and 831,166.29

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Solution

The fourth proportional to 1,475,806.41, 2,036,624.19 and 831,166.29 is: 1,147,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,806.41 : 2,036,624.19 = 831,166.29 : x
  2. Step 2: Convert to fraction form
    1,475,806.41/2,036,624.19 = 831,166.29/x
  3. Step 3: Cross multiply
    1,475,806.41x = 2,036,624.19 × 831,166.29
  4. Step 4: Simplify right side
    1,475,806.41x = 1,692,773,372,126.56
  5. Step 5: Solve for x
    x = 1,692,773,372,126.56/1,475,806.41
  6. Step 6: Final answer
    x = 1,147,015.87

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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.