Home / 4,018,123.08-6,027,147.90-1,620,269.64

Finding the Fourth Proportional to 4,018,123.08, 6,027,147.90 and 1,620,269.64

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Solution

The fourth proportional to 4,018,123.08, 6,027,147.90 and 1,620,269.64 is: 2,430,389.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,123.08 : 6,027,147.90 = 1,620,269.64 : x
  2. Step 2: Convert to fraction form
    4,018,123.08/6,027,147.90 = 1,620,269.64/x
  3. Step 3: Cross multiply
    4,018,123.08x = 6,027,147.90 × 1,620,269.64
  4. Step 4: Simplify right side
    4,018,123.08x = 9,765,604,758,159.76
  5. Step 5: Solve for x
    x = 9,765,604,758,159.76/4,018,123.08
  6. Step 6: Final answer
    x = 2,430,389.65

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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.