Home / 2,872,802.88-3,964,418.32-1,583,763.20

Finding the Fourth Proportional to 2,872,802.88, 3,964,418.32 and 1,583,763.20

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Solution

The fourth proportional to 2,872,802.88, 3,964,418.32 and 1,583,763.20 is: 2,185,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,802.88 : 3,964,418.32 = 1,583,763.20 : x
  2. Step 2: Convert to fraction form
    2,872,802.88/3,964,418.32 = 1,583,763.20/x
  3. Step 3: Cross multiply
    2,872,802.88x = 3,964,418.32 × 1,583,763.20
  4. Step 4: Simplify right side
    2,872,802.88x = 6,278,699,844,621.82
  5. Step 5: Solve for x
    x = 6,278,699,844,621.82/2,872,802.88
  6. Step 6: Final answer
    x = 2,185,565.84

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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.