Home / 1,486,345.12-2,230,108.44-475,622.80

Finding the Fourth Proportional to 1,486,345.12, 2,230,108.44 and 475,622.80

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Solution

The fourth proportional to 1,486,345.12, 2,230,108.44 and 475,622.80 is: 713,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,345.12 : 2,230,108.44 = 475,622.80 : x
  2. Step 2: Convert to fraction form
    1,486,345.12/2,230,108.44 = 475,622.80/x
  3. Step 3: Cross multiply
    1,486,345.12x = 2,230,108.44 × 475,622.80
  4. Step 4: Simplify right side
    1,486,345.12x = 1,060,690,420,536.43
  5. Step 5: Solve for x
    x = 1,060,690,420,536.43/1,486,345.12
  6. Step 6: Final answer
    x = 713,623.24

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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.