Home / 1,346,925.40-2,020,370.82-387,404.44

Finding the Fourth Proportional to 1,346,925.40, 2,020,370.82 and 387,404.44

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Solution

The fourth proportional to 1,346,925.40, 2,020,370.82 and 387,404.44 is: 581,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,925.40 : 2,020,370.82 = 387,404.44 : x
  2. Step 2: Convert to fraction form
    1,346,925.40/2,020,370.82 = 387,404.44/x
  3. Step 3: Cross multiply
    1,346,925.40x = 2,020,370.82 × 387,404.44
  4. Step 4: Simplify right side
    1,346,925.40x = 782,700,626,114.44
  5. Step 5: Solve for x
    x = 782,700,626,114.44/1,346,925.40
  6. Step 6: Final answer
    x = 581,101.69

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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.