Home / 1,204,563.12-1,803,688.20-847,644.72

Finding the Fourth Proportional to 1,204,563.12, 1,803,688.20 and 847,644.72

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Solution

The fourth proportional to 1,204,563.12, 1,803,688.20 and 847,644.72 is: 1,269,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,563.12 : 1,803,688.20 = 847,644.72 : x
  2. Step 2: Convert to fraction form
    1,204,563.12/1,803,688.20 = 847,644.72/x
  3. Step 3: Cross multiply
    1,204,563.12x = 1,803,688.20 × 847,644.72
  4. Step 4: Simplify right side
    1,204,563.12x = 1,528,886,779,256.30
  5. Step 5: Solve for x
    x = 1,528,886,779,256.30/1,204,563.12
  6. Step 6: Final answer
    x = 1,269,245.88

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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.