Home / 1,035,311.78-1,553,120.67-530,158.34

Finding the Fourth Proportional to 1,035,311.78, 1,553,120.67 and 530,158.34

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Solution

The fourth proportional to 1,035,311.78, 1,553,120.67 and 530,158.34 is: 795,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,311.78 : 1,553,120.67 = 530,158.34 : x
  2. Step 2: Convert to fraction form
    1,035,311.78/1,553,120.67 = 530,158.34/x
  3. Step 3: Cross multiply
    1,035,311.78x = 1,553,120.67 × 530,158.34
  4. Step 4: Simplify right side
    1,035,311.78x = 823,399,876,226.89
  5. Step 5: Solve for x
    x = 823,399,876,226.89/1,035,311.78
  6. Step 6: Final answer
    x = 795,315.86

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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.