Home / 1,665,110.70-2,496,572.55-653,623.20

Finding the Fourth Proportional to 1,665,110.70, 2,496,572.55 and 653,623.20

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Solution

The fourth proportional to 1,665,110.70, 2,496,572.55 and 653,623.20 is: 980,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,110.70 : 2,496,572.55 = 653,623.20 : x
  2. Step 2: Convert to fraction form
    1,665,110.70/2,496,572.55 = 653,623.20/x
  3. Step 3: Cross multiply
    1,665,110.70x = 2,496,572.55 × 653,623.20
  4. Step 4: Simplify right side
    1,665,110.70x = 1,631,817,739,163.16
  5. Step 5: Solve for x
    x = 1,631,817,739,163.16/1,665,110.70
  6. Step 6: Final answer
    x = 980,005.56

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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.