Home / 3,579,171.04-5,368,063.40-1,390,736.94

Finding the Fourth Proportional to 3,579,171.04, 5,368,063.40 and 1,390,736.94

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Solution

The fourth proportional to 3,579,171.04, 5,368,063.40 and 1,390,736.94 is: 2,085,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,171.04 : 5,368,063.40 = 1,390,736.94 : x
  2. Step 2: Convert to fraction form
    3,579,171.04/5,368,063.40 = 1,390,736.94/x
  3. Step 3: Cross multiply
    3,579,171.04x = 5,368,063.40 × 1,390,736.94
  4. Step 4: Simplify right side
    3,579,171.04x = 7,465,564,066,642.00
  5. Step 5: Solve for x
    x = 7,465,564,066,642.00/3,579,171.04
  6. Step 6: Final answer
    x = 2,085,836.07

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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.