Home / 1,588,431.04-2,192,051.78-863,278.79

Finding the Fourth Proportional to 1,588,431.04, 2,192,051.78 and 863,278.79

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Solution

The fourth proportional to 1,588,431.04, 2,192,051.78 and 863,278.79 is: 1,191,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,431.04 : 2,192,051.78 = 863,278.79 : x
  2. Step 2: Convert to fraction form
    1,588,431.04/2,192,051.78 = 863,278.79/x
  3. Step 3: Cross multiply
    1,588,431.04x = 2,192,051.78 × 863,278.79
  4. Step 4: Simplify right side
    1,588,431.04x = 1,892,351,808,255.75
  5. Step 5: Solve for x
    x = 1,892,351,808,255.75/1,588,431.04
  6. Step 6: Final answer
    x = 1,191,333.94

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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.