Home / 1,827,739.86-2,739,982.23-867,603.12

Finding the Fourth Proportional to 1,827,739.86, 2,739,982.23 and 867,603.12

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Solution

The fourth proportional to 1,827,739.86, 2,739,982.23 and 867,603.12 is: 1,300,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,739.86 : 2,739,982.23 = 867,603.12 : x
  2. Step 2: Convert to fraction form
    1,827,739.86/2,739,982.23 = 867,603.12/x
  3. Step 3: Cross multiply
    1,827,739.86x = 2,739,982.23 × 867,603.12
  4. Step 4: Simplify right side
    1,827,739.86x = 2,377,217,131,492.56
  5. Step 5: Solve for x
    x = 2,377,217,131,492.56/1,827,739.86
  6. Step 6: Final answer
    x = 1,300,632.10

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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.