Home / 1,371,790.76-1,893,070.85-759,983.31

Finding the Fourth Proportional to 1,371,790.76, 1,893,070.85 and 759,983.31

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Solution

The fourth proportional to 1,371,790.76, 1,893,070.85 and 759,983.31 is: 1,048,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,790.76 : 1,893,070.85 = 759,983.31 : x
  2. Step 2: Convert to fraction form
    1,371,790.76/1,893,070.85 = 759,983.31/x
  3. Step 3: Cross multiply
    1,371,790.76x = 1,893,070.85 × 759,983.31
  4. Step 4: Simplify right side
    1,371,790.76x = 1,438,702,246,847.60
  5. Step 5: Solve for x
    x = 1,438,702,246,847.60/1,371,790.76
  6. Step 6: Final answer
    x = 1,048,776.75

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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.