Home / 1,154,816.83-1,593,577.83-638,539.84

Finding the Fourth Proportional to 1,154,816.83, 1,593,577.83 and 638,539.84

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Solution

The fourth proportional to 1,154,816.83, 1,593,577.83 and 638,539.84 is: 881,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,816.83 : 1,593,577.83 = 638,539.84 : x
  2. Step 2: Convert to fraction form
    1,154,816.83/1,593,577.83 = 638,539.84/x
  3. Step 3: Cross multiply
    1,154,816.83x = 1,593,577.83 × 638,539.84
  4. Step 4: Simplify right side
    1,154,816.83x = 1,017,562,932,595.75
  5. Step 5: Solve for x
    x = 1,017,562,932,595.75/1,154,816.83
  6. Step 6: Final answer
    x = 881,146.61

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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.