Home / 1,355,762.92-1,870,942.98-752,150.92

Finding the Fourth Proportional to 1,355,762.92, 1,870,942.98 and 752,150.92

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Solution

The fourth proportional to 1,355,762.92, 1,870,942.98 and 752,150.92 is: 1,037,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,762.92 : 1,870,942.98 = 752,150.92 : x
  2. Step 2: Convert to fraction form
    1,355,762.92/1,870,942.98 = 752,150.92/x
  3. Step 3: Cross multiply
    1,355,762.92x = 1,870,942.98 × 752,150.92
  4. Step 4: Simplify right side
    1,355,762.92x = 1,407,231,483,674.54
  5. Step 5: Solve for x
    x = 1,407,231,483,674.54/1,355,762.92
  6. Step 6: Final answer
    x = 1,037,962.81

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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.