Home / 2,921,633.65-4,382,670.77-872,132.32

Finding the Fourth Proportional to 2,921,633.65, 4,382,670.77 and 872,132.32

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Solution

The fourth proportional to 2,921,633.65, 4,382,670.77 and 872,132.32 is: 1,308,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,633.65 : 4,382,670.77 = 872,132.32 : x
  2. Step 2: Convert to fraction form
    2,921,633.65/4,382,670.77 = 872,132.32/x
  3. Step 3: Cross multiply
    2,921,633.65x = 4,382,670.77 × 872,132.32
  4. Step 4: Simplify right side
    2,921,633.65x = 3,822,268,826,436.29
  5. Step 5: Solve for x
    x = 3,822,268,826,436.29/2,921,633.65
  6. Step 6: Final answer
    x = 1,308,264.24

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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.