Home / 1,184,769.72-1,773,469.08-643,672.98

Finding the Fourth Proportional to 1,184,769.72, 1,773,469.08 and 643,672.98

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Solution

The fourth proportional to 1,184,769.72, 1,773,469.08 and 643,672.98 is: 963,507.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,769.72 : 1,773,469.08 = 643,672.98 : x
  2. Step 2: Convert to fraction form
    1,184,769.72/1,773,469.08 = 643,672.98/x
  3. Step 3: Cross multiply
    1,184,769.72x = 1,773,469.08 × 643,672.98
  4. Step 4: Simplify right side
    1,184,769.72x = 1,141,534,127,661.46
  5. Step 5: Solve for x
    x = 1,141,534,127,661.46/1,184,769.72
  6. Step 6: Final answer
    x = 963,507.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.