Home / 2,016,471.89-2,781,459.84-1,200,066.01

Finding the Fourth Proportional to 2,016,471.89, 2,781,459.84 and 1,200,066.01

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Solution

The fourth proportional to 2,016,471.89, 2,781,459.84 and 1,200,066.01 is: 1,655,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,471.89 : 2,781,459.84 = 1,200,066.01 : x
  2. Step 2: Convert to fraction form
    2,016,471.89/2,781,459.84 = 1,200,066.01/x
  3. Step 3: Cross multiply
    2,016,471.89x = 2,781,459.84 × 1,200,066.01
  4. Step 4: Simplify right side
    2,016,471.89x = 3,337,935,409,710.64
  5. Step 5: Solve for x
    x = 3,337,935,409,710.64/2,016,471.89
  6. Step 6: Final answer
    x = 1,655,334.46

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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.