Home / 1,059,157.80-1,588,747.74-419,617.17

Finding the Fourth Proportional to 1,059,157.80, 1,588,747.74 and 419,617.17

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Solution

The fourth proportional to 1,059,157.80, 1,588,747.74 and 419,617.17 is: 629,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,157.80 : 1,588,747.74 = 419,617.17 : x
  2. Step 2: Convert to fraction form
    1,059,157.80/1,588,747.74 = 419,617.17/x
  3. Step 3: Cross multiply
    1,059,157.80x = 1,588,747.74 × 419,617.17
  4. Step 4: Simplify right side
    1,059,157.80x = 666,665,830,502.70
  5. Step 5: Solve for x
    x = 666,665,830,502.70/1,059,157.80
  6. Step 6: Final answer
    x = 629,430.13

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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.