Home / 3,828,923.40-5,736,386.70-3,115,086.60

Finding the Fourth Proportional to 3,828,923.40, 5,736,386.70 and 3,115,086.60

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Solution

The fourth proportional to 3,828,923.40, 5,736,386.70 and 3,115,086.60 is: 4,666,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,923.40 : 5,736,386.70 = 3,115,086.60 : x
  2. Step 2: Convert to fraction form
    3,828,923.40/5,736,386.70 = 3,115,086.60/x
  3. Step 3: Cross multiply
    3,828,923.40x = 5,736,386.70 × 3,115,086.60
  4. Step 4: Simplify right side
    3,828,923.40x = 17,869,341,341,588.22
  5. Step 5: Solve for x
    x = 17,869,341,341,588.22/3,828,923.40
  6. Step 6: Final answer
    x = 4,666,936.23

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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.