Home / 1,355,511.24-1,870,829.78-752,093.64

Finding the Fourth Proportional to 1,355,511.24, 1,870,829.78 and 752,093.64

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Solution

The fourth proportional to 1,355,511.24, 1,870,829.78 and 752,093.64 is: 1,038,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,511.24 : 1,870,829.78 = 752,093.64 : x
  2. Step 2: Convert to fraction form
    1,355,511.24/1,870,829.78 = 752,093.64/x
  3. Step 3: Cross multiply
    1,355,511.24x = 1,870,829.78 × 752,093.64
  4. Step 4: Simplify right side
    1,355,511.24x = 1,407,039,179,060.60
  5. Step 5: Solve for x
    x = 1,407,039,179,060.60/1,355,511.24
  6. Step 6: Final answer
    x = 1,038,013.66

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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.