Home / 1,449,403.07-2,000,360.75-876,447.32

Finding the Fourth Proportional to 1,449,403.07, 2,000,360.75 and 876,447.32

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Solution

The fourth proportional to 1,449,403.07, 2,000,360.75 and 876,447.32 is: 1,209,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,403.07 : 2,000,360.75 = 876,447.32 : x
  2. Step 2: Convert to fraction form
    1,449,403.07/2,000,360.75 = 876,447.32/x
  3. Step 3: Cross multiply
    1,449,403.07x = 2,000,360.75 × 876,447.32
  4. Step 4: Simplify right side
    1,449,403.07x = 1,753,210,803,986.65
  5. Step 5: Solve for x
    x = 1,753,210,803,986.65/1,449,403.07
  6. Step 6: Final answer
    x = 1,209,608.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.