Home / 1,355,563.24-1,870,901.22-752,145.64

Finding the Fourth Proportional to 1,355,563.24, 1,870,901.22 and 752,145.64

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Solution

The fourth proportional to 1,355,563.24, 1,870,901.22 and 752,145.64 is: 1,038,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,563.24 : 1,870,901.22 = 752,145.64 : x
  2. Step 2: Convert to fraction form
    1,355,563.24/1,870,901.22 = 752,145.64/x
  3. Step 3: Cross multiply
    1,355,563.24x = 1,870,901.22 × 752,145.64
  4. Step 4: Simplify right side
    1,355,563.24x = 1,407,190,195,493.68
  5. Step 5: Solve for x
    x = 1,407,190,195,493.68/1,355,563.24
  6. Step 6: Final answer
    x = 1,038,085.24

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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.