Home / 1,154,783.73-1,593,568.43-638,528.61

Finding the Fourth Proportional to 1,154,783.73, 1,593,568.43 and 638,528.61

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Solution

The fourth proportional to 1,154,783.73, 1,593,568.43 and 638,528.61 is: 881,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,783.73 : 1,593,568.43 = 638,528.61 : x
  2. Step 2: Convert to fraction form
    1,154,783.73/1,593,568.43 = 638,528.61/x
  3. Step 3: Cross multiply
    1,154,783.73x = 1,593,568.43 × 638,528.61
  4. Step 4: Simplify right side
    1,154,783.73x = 1,017,539,031,355.14
  5. Step 5: Solve for x
    x = 1,017,539,031,355.14/1,154,783.73
  6. Step 6: Final answer
    x = 881,151.17

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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.