Home / 1,606,302.50-2,216,700.81-881,156.07

Finding the Fourth Proportional to 1,606,302.50, 2,216,700.81 and 881,156.07

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Solution

The fourth proportional to 1,606,302.50, 2,216,700.81 and 881,156.07 is: 1,215,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,302.50 : 2,216,700.81 = 881,156.07 : x
  2. Step 2: Convert to fraction form
    1,606,302.50/2,216,700.81 = 881,156.07/x
  3. Step 3: Cross multiply
    1,606,302.50x = 2,216,700.81 × 881,156.07
  4. Step 4: Simplify right side
    1,606,302.50x = 1,953,259,374,105.42
  5. Step 5: Solve for x
    x = 1,953,259,374,105.42/1,606,302.50
  6. Step 6: Final answer
    x = 1,215,997.22

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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.