Home / 1,129,480.62-1,693,723.56-530,611.98

Finding the Fourth Proportional to 1,129,480.62, 1,693,723.56 and 530,611.98

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Solution

The fourth proportional to 1,129,480.62, 1,693,723.56 and 530,611.98 is: 795,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,480.62 : 1,693,723.56 = 530,611.98 : x
  2. Step 2: Convert to fraction form
    1,129,480.62/1,693,723.56 = 530,611.98/x
  3. Step 3: Cross multiply
    1,129,480.62x = 1,693,723.56 × 530,611.98
  4. Step 4: Simplify right side
    1,129,480.62x = 898,710,011,744.25
  5. Step 5: Solve for x
    x = 898,710,011,744.25/1,129,480.62
  6. Step 6: Final answer
    x = 795,684.31

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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.