Home / 1,143,827.64-1,578,671.37-634,694.04

Finding the Fourth Proportional to 1,143,827.64, 1,578,671.37 and 634,694.04

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Solution

The fourth proportional to 1,143,827.64, 1,578,671.37 and 634,694.04 is: 875,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,827.64 : 1,578,671.37 = 634,694.04 : x
  2. Step 2: Convert to fraction form
    1,143,827.64/1,578,671.37 = 634,694.04/x
  3. Step 3: Cross multiply
    1,143,827.64x = 1,578,671.37 × 634,694.04
  4. Step 4: Simplify right side
    1,143,827.64x = 1,001,973,309,657.63
  5. Step 5: Solve for x
    x = 1,001,973,309,657.63/1,143,827.64
  6. Step 6: Final answer
    x = 875,982.77

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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.