Home / 1,490,614.80-2,235,922.20-1,357,645.20

Finding the Fourth Proportional to 1,490,614.80, 2,235,922.20 and 1,357,645.20

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Solution

The fourth proportional to 1,490,614.80, 2,235,922.20 and 1,357,645.20 is: 2,036,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,614.80 : 2,235,922.20 = 1,357,645.20 : x
  2. Step 2: Convert to fraction form
    1,490,614.80/2,235,922.20 = 1,357,645.20/x
  3. Step 3: Cross multiply
    1,490,614.80x = 2,235,922.20 × 1,357,645.20
  4. Step 4: Simplify right side
    1,490,614.80x = 3,035,589,042,403.44
  5. Step 5: Solve for x
    x = 3,035,589,042,403.44/1,490,614.80
  6. Step 6: Final answer
    x = 2,036,467.80

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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.