Home / 1,076,872.20-1,614,530.70-603,702.60

Finding the Fourth Proportional to 1,076,872.20, 1,614,530.70 and 603,702.60

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Solution

The fourth proportional to 1,076,872.20, 1,614,530.70 and 603,702.60 is: 905,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,872.20 : 1,614,530.70 = 603,702.60 : x
  2. Step 2: Convert to fraction form
    1,076,872.20/1,614,530.70 = 603,702.60/x
  3. Step 3: Cross multiply
    1,076,872.20x = 1,614,530.70 × 603,702.60
  4. Step 4: Simplify right side
    1,076,872.20x = 974,696,381,369.82
  5. Step 5: Solve for x
    x = 974,696,381,369.82/1,076,872.20
  6. Step 6: Final answer
    x = 905,117.97

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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.