Home / 1,362,057.30-1,879,651.80-750,212.28

Finding the Fourth Proportional to 1,362,057.30, 1,879,651.80 and 750,212.28

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Solution

The fourth proportional to 1,362,057.30, 1,879,651.80 and 750,212.28 is: 1,035,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,057.30 : 1,879,651.80 = 750,212.28 : x
  2. Step 2: Convert to fraction form
    1,362,057.30/1,879,651.80 = 750,212.28/x
  3. Step 3: Cross multiply
    1,362,057.30x = 1,879,651.80 × 750,212.28
  4. Step 4: Simplify right side
    1,362,057.30x = 1,410,137,862,484.10
  5. Step 5: Solve for x
    x = 1,410,137,862,484.10/1,362,057.30
  6. Step 6: Final answer
    x = 1,035,299.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.