Home / 1,154,944.29-1,593,833.22-638,671.35

Finding the Fourth Proportional to 1,154,944.29, 1,593,833.22 and 638,671.35

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Solution

The fourth proportional to 1,154,944.29, 1,593,833.22 and 638,671.35 is: 881,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,944.29 : 1,593,833.22 = 638,671.35 : x
  2. Step 2: Convert to fraction form
    1,154,944.29/1,593,833.22 = 638,671.35/x
  3. Step 3: Cross multiply
    1,154,944.29x = 1,593,833.22 × 638,671.35
  4. Step 4: Simplify right side
    1,154,944.29x = 1,017,935,611,098.89
  5. Step 5: Solve for x
    x = 1,017,935,611,098.89/1,154,944.29
  6. Step 6: Final answer
    x = 881,372.05

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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.