Home / 3,666,378.48-5,060,210.40-2,138,485.56

Finding the Fourth Proportional to 3,666,378.48, 5,060,210.40 and 2,138,485.56

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Solution

The fourth proportional to 3,666,378.48, 5,060,210.40 and 2,138,485.56 is: 2,951,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666,378.48 : 5,060,210.40 = 2,138,485.56 : x
  2. Step 2: Convert to fraction form
    3,666,378.48/5,060,210.40 = 2,138,485.56/x
  3. Step 3: Cross multiply
    3,666,378.48x = 5,060,210.40 × 2,138,485.56
  4. Step 4: Simplify right side
    3,666,378.48x = 10,821,186,870,961.82
  5. Step 5: Solve for x
    x = 10,821,186,870,961.82/3,666,378.48
  6. Step 6: Final answer
    x = 2,951,464.76

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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.