Home / 1,154,231-1,592,809.08-644,937.56

Finding the Fourth Proportional to 1,154,231, 1,592,809.08 and 644,937.56

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Solution

The fourth proportional to 1,154,231, 1,592,809.08 and 644,937.56 is: 889,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,231 : 1,592,809.08 = 644,937.56 : x
  2. Step 2: Convert to fraction form
    1,154,231/1,592,809.08 = 644,937.56/x
  3. Step 3: Cross multiply
    1,154,231x = 1,592,809.08 × 644,937.56
  4. Step 4: Simplify right side
    1,154,231x = 1,027,262,401,601.05
  5. Step 5: Solve for x
    x = 1,027,262,401,601.05/1,154,231
  6. Step 6: Final answer
    x = 889,997.24

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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.