Home / 3,707,355.60-5,564,313.90-2,189,140.20

Finding the Fourth Proportional to 3,707,355.60, 5,564,313.90 and 2,189,140.20

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Solution

The fourth proportional to 3,707,355.60, 5,564,313.90 and 2,189,140.20 is: 3,285,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,355.60 : 5,564,313.90 = 2,189,140.20 : x
  2. Step 2: Convert to fraction form
    3,707,355.60/5,564,313.90 = 2,189,140.20/x
  3. Step 3: Cross multiply
    3,707,355.60x = 5,564,313.90 × 2,189,140.20
  4. Step 4: Simplify right side
    3,707,355.60x = 12,181,063,243,908.78
  5. Step 5: Solve for x
    x = 12,181,063,243,908.78/3,707,355.60
  6. Step 6: Final answer
    x = 3,285,647.39

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1.5x scale

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.