Home / 2,076,586.60-3,115,916.70-1,178,717.80

Finding the Fourth Proportional to 2,076,586.60, 3,115,916.70 and 1,178,717.80

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Solution

The fourth proportional to 2,076,586.60, 3,115,916.70 and 1,178,717.80 is: 1,768,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,586.60 : 3,115,916.70 = 1,178,717.80 : x
  2. Step 2: Convert to fraction form
    2,076,586.60/3,115,916.70 = 1,178,717.80/x
  3. Step 3: Cross multiply
    2,076,586.60x = 3,115,916.70 × 1,178,717.80
  4. Step 4: Simplify right side
    2,076,586.60x = 3,672,786,477,607.26
  5. Step 5: Solve for x
    x = 3,672,786,477,607.26/2,076,586.60
  6. Step 6: Final answer
    x = 1,768,665.21

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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.