Home / 1,496,488.15-2,245,063.92-431,447.10

Finding the Fourth Proportional to 1,496,488.15, 2,245,063.92 and 431,447.10

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Solution

The fourth proportional to 1,496,488.15, 2,245,063.92 and 431,447.10 is: 647,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,488.15 : 2,245,063.92 = 431,447.10 : x
  2. Step 2: Convert to fraction form
    1,496,488.15/2,245,063.92 = 431,447.10/x
  3. Step 3: Cross multiply
    1,496,488.15x = 2,245,063.92 × 431,447.10
  4. Step 4: Simplify right side
    1,496,488.15x = 968,626,317,598.63
  5. Step 5: Solve for x
    x = 968,626,317,598.63/1,496,488.15
  6. Step 6: Final answer
    x = 647,266.28

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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.