Home / 1,437,490.11-2,155,982.25-526,484.33

Finding the Fourth Proportional to 1,437,490.11, 2,155,982.25 and 526,484.33

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Solution

The fourth proportional to 1,437,490.11, 2,155,982.25 and 526,484.33 is: 789,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,490.11 : 2,155,982.25 = 526,484.33 : x
  2. Step 2: Convert to fraction form
    1,437,490.11/2,155,982.25 = 526,484.33/x
  3. Step 3: Cross multiply
    1,437,490.11x = 2,155,982.25 × 526,484.33
  4. Step 4: Simplify right side
    1,437,490.11x = 1,135,090,859,603.23
  5. Step 5: Solve for x
    x = 1,135,090,859,603.23/1,437,490.11
  6. Step 6: Final answer
    x = 789,633.86

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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.