Home / 3,200,998.40-4,417,492.78-1,824,549.81

Finding the Fourth Proportional to 3,200,998.40, 4,417,492.78 and 1,824,549.81

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Solution

The fourth proportional to 3,200,998.40, 4,417,492.78 and 1,824,549.81 is: 2,517,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,998.40 : 4,417,492.78 = 1,824,549.81 : x
  2. Step 2: Convert to fraction form
    3,200,998.40/4,417,492.78 = 1,824,549.81/x
  3. Step 3: Cross multiply
    3,200,998.40x = 4,417,492.78 × 1,824,549.81
  4. Step 4: Simplify right side
    3,200,998.40x = 8,059,935,607,864.00
  5. Step 5: Solve for x
    x = 8,059,935,607,864.00/3,200,998.40
  6. Step 6: Final answer
    x = 2,517,944.28

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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.