Home / 2,470,921.92-3,409,943.47-1,383,187.10

Finding the Fourth Proportional to 2,470,921.92, 3,409,943.47 and 1,383,187.10

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Solution

The fourth proportional to 2,470,921.92, 3,409,943.47 and 1,383,187.10 is: 1,908,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,921.92 : 3,409,943.47 = 1,383,187.10 : x
  2. Step 2: Convert to fraction form
    2,470,921.92/3,409,943.47 = 1,383,187.10/x
  3. Step 3: Cross multiply
    2,470,921.92x = 3,409,943.47 × 1,383,187.10
  4. Step 4: Simplify right side
    2,470,921.92x = 4,716,589,798,925.55
  5. Step 5: Solve for x
    x = 4,716,589,798,925.55/2,470,921.92
  6. Step 6: Final answer
    x = 1,908,838.06

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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.