Home / 1,224,783.10-1,690,207.23-673,534.35

Finding the Fourth Proportional to 1,224,783.10, 1,690,207.23 and 673,534.35

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Solution

The fourth proportional to 1,224,783.10, 1,690,207.23 and 673,534.35 is: 929,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,783.10 : 1,690,207.23 = 673,534.35 : x
  2. Step 2: Convert to fraction form
    1,224,783.10/1,690,207.23 = 673,534.35/x
  3. Step 3: Cross multiply
    1,224,783.10x = 1,690,207.23 × 673,534.35
  4. Step 4: Simplify right side
    1,224,783.10x = 1,138,412,619,572.31
  5. Step 5: Solve for x
    x = 1,138,412,619,572.31/1,224,783.10
  6. Step 6: Final answer
    x = 929,481.00

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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.