Home / 1,588,242.56-2,191,783.68-863,096.32

Finding the Fourth Proportional to 1,588,242.56, 2,191,783.68 and 863,096.32

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Solution

The fourth proportional to 1,588,242.56, 2,191,783.68 and 863,096.32 is: 1,191,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,242.56 : 2,191,783.68 = 863,096.32 : x
  2. Step 2: Convert to fraction form
    1,588,242.56/2,191,783.68 = 863,096.32/x
  3. Step 3: Cross multiply
    1,588,242.56x = 2,191,783.68 × 863,096.32
  4. Step 4: Simplify right side
    1,588,242.56x = 1,891,720,428,444.06
  5. Step 5: Solve for x
    x = 1,891,720,428,444.06/1,588,242.56
  6. Step 6: Final answer
    x = 1,191,077.78

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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.