Home / 3,036,618.70-4,554,928.05-1,238,904.70

Finding the Fourth Proportional to 3,036,618.70, 4,554,928.05 and 1,238,904.70

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Solution

The fourth proportional to 3,036,618.70, 4,554,928.05 and 1,238,904.70 is: 1,858,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,618.70 : 4,554,928.05 = 1,238,904.70 : x
  2. Step 2: Convert to fraction form
    3,036,618.70/4,554,928.05 = 1,238,904.70/x
  3. Step 3: Cross multiply
    3,036,618.70x = 4,554,928.05 × 1,238,904.70
  4. Step 4: Simplify right side
    3,036,618.70x = 5,643,121,769,306.84
  5. Step 5: Solve for x
    x = 5,643,121,769,306.84/3,036,618.70
  6. Step 6: Final answer
    x = 1,858,357.05

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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.