Home / 1,038,847.16-1,558,763.88-719,490.49

Finding the Fourth Proportional to 1,038,847.16, 1,558,763.88 and 719,490.49

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Solution

The fourth proportional to 1,038,847.16, 1,558,763.88 and 719,490.49 is: 1,079,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,847.16 : 1,558,763.88 = 719,490.49 : x
  2. Step 2: Convert to fraction form
    1,038,847.16/1,558,763.88 = 719,490.49/x
  3. Step 3: Cross multiply
    1,038,847.16x = 1,558,763.88 × 719,490.49
  4. Step 4: Simplify right side
    1,038,847.16x = 1,121,515,783,918.59
  5. Step 5: Solve for x
    x = 1,121,515,783,918.59/1,038,847.16
  6. Step 6: Final answer
    x = 1,079,577.27

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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.