Home / 3,455,487.56-4,768,674.01-1,885,720.54

Finding the Fourth Proportional to 3,455,487.56, 4,768,674.01 and 1,885,720.54

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Solution

The fourth proportional to 3,455,487.56, 4,768,674.01 and 1,885,720.54 is: 2,602,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,487.56 : 4,768,674.01 = 1,885,720.54 : x
  2. Step 2: Convert to fraction form
    3,455,487.56/4,768,674.01 = 1,885,720.54/x
  3. Step 3: Cross multiply
    3,455,487.56x = 4,768,674.01 × 1,885,720.54
  4. Step 4: Simplify right side
    3,455,487.56x = 8,992,386,525,011.29
  5. Step 5: Solve for x
    x = 8,992,386,525,011.29/3,455,487.56
  6. Step 6: Final answer
    x = 2,602,349.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.