Home / 2,201,465.85-3,302,362.80-781,337.40

Finding the Fourth Proportional to 2,201,465.85, 3,302,362.80 and 781,337.40

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Solution

The fourth proportional to 2,201,465.85, 3,302,362.80 and 781,337.40 is: 1,172,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,465.85 : 3,302,362.80 = 781,337.40 : x
  2. Step 2: Convert to fraction form
    2,201,465.85/3,302,362.80 = 781,337.40/x
  3. Step 3: Cross multiply
    2,201,465.85x = 3,302,362.80 × 781,337.40
  4. Step 4: Simplify right side
    2,201,465.85x = 2,580,259,564,008.72
  5. Step 5: Solve for x
    x = 2,580,259,564,008.72/2,201,465.85
  6. Step 6: Final answer
    x = 1,172,064.32

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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.