Home / 2,199,368.70-3,299,053.05-779,568.30

Finding the Fourth Proportional to 2,199,368.70, 3,299,053.05 and 779,568.30

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Solution

The fourth proportional to 2,199,368.70, 3,299,053.05 and 779,568.30 is: 1,169,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,368.70 : 3,299,053.05 = 779,568.30 : x
  2. Step 2: Convert to fraction form
    2,199,368.70/3,299,053.05 = 779,568.30/x
  3. Step 3: Cross multiply
    2,199,368.70x = 3,299,053.05 × 779,568.30
  4. Step 4: Simplify right side
    2,199,368.70x = 2,571,837,177,798.32
  5. Step 5: Solve for x
    x = 2,571,837,177,798.32/2,199,368.70
  6. Step 6: Final answer
    x = 1,169,352.45

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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.