Home / 2,872,924.30-3,964,647.51-1,583,736.40

Finding the Fourth Proportional to 2,872,924.30, 3,964,647.51 and 1,583,736.40

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Solution

The fourth proportional to 2,872,924.30, 3,964,647.51 and 1,583,736.40 is: 2,185,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,924.30 : 3,964,647.51 = 1,583,736.40 : x
  2. Step 2: Convert to fraction form
    2,872,924.30/3,964,647.51 = 1,583,736.40/x
  3. Step 3: Cross multiply
    2,872,924.30x = 3,964,647.51 × 1,583,736.40
  4. Step 4: Simplify right side
    2,872,924.30x = 6,278,956,574,756.36
  5. Step 5: Solve for x
    x = 6,278,956,574,756.36/2,872,924.30
  6. Step 6: Final answer
    x = 2,185,562.83

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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.