Home / 3,123,603.68-4,686,571.84-1,231,664

Finding the Fourth Proportional to 3,123,603.68, 4,686,571.84 and 1,231,664

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Solution

The fourth proportional to 3,123,603.68, 4,686,571.84 and 1,231,664 is: 1,847,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,603.68 : 4,686,571.84 = 1,231,664 : x
  2. Step 2: Convert to fraction form
    3,123,603.68/4,686,571.84 = 1,231,664/x
  3. Step 3: Cross multiply
    3,123,603.68x = 4,686,571.84 × 1,231,664
  4. Step 4: Simplify right side
    3,123,603.68x = 5,772,281,818,741.76
  5. Step 5: Solve for x
    x = 5,772,281,818,741.76/3,123,603.68
  6. Step 6: Final answer
    x = 1,847,955.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.