Home / 4,988,216-6,886,055.40-2,922,944.93

Finding the Fourth Proportional to 4,988,216, 6,886,055.40 and 2,922,944.93

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Solution

The fourth proportional to 4,988,216, 6,886,055.40 and 2,922,944.93 is: 4,035,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,216 : 6,886,055.40 = 2,922,944.93 : x
  2. Step 2: Convert to fraction form
    4,988,216/6,886,055.40 = 2,922,944.93/x
  3. Step 3: Cross multiply
    4,988,216x = 6,886,055.40 × 2,922,944.93
  4. Step 4: Simplify right side
    4,988,216x = 20,127,560,719,129.12
  5. Step 5: Solve for x
    x = 20,127,560,719,129.12/4,988,216
  6. Step 6: Final answer
    x = 4,035,021.88

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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.