Home / 1,802,480.32-2,487,252.72-1,077,183.64

Finding the Fourth Proportional to 1,802,480.32, 2,487,252.72 and 1,077,183.64

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Solution

The fourth proportional to 1,802,480.32, 2,487,252.72 and 1,077,183.64 is: 1,486,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,480.32 : 2,487,252.72 = 1,077,183.64 : x
  2. Step 2: Convert to fraction form
    1,802,480.32/2,487,252.72 = 1,077,183.64/x
  3. Step 3: Cross multiply
    1,802,480.32x = 2,487,252.72 × 1,077,183.64
  4. Step 4: Simplify right side
    1,802,480.32x = 2,679,227,938,529.50
  5. Step 5: Solve for x
    x = 2,679,227,938,529.50/1,802,480.32
  6. Step 6: Final answer
    x = 1,486,411.76

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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.