Home / 1,346,879.17-2,020,687.80-672,145.93

Finding the Fourth Proportional to 1,346,879.17, 2,020,687.80 and 672,145.93

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Solution

The fourth proportional to 1,346,879.17, 2,020,687.80 and 672,145.93 is: 1,008,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,879.17 : 2,020,687.80 = 672,145.93 : x
  2. Step 2: Convert to fraction form
    1,346,879.17/2,020,687.80 = 672,145.93/x
  3. Step 3: Cross multiply
    1,346,879.17x = 2,020,687.80 × 672,145.93
  4. Step 4: Simplify right side
    1,346,879.17x = 1,358,197,080,570.65
  5. Step 5: Solve for x
    x = 1,358,197,080,570.65/1,346,879.17
  6. Step 6: Final answer
    x = 1,008,403.06

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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.