Home / 1,371,632.63-1,892,868.23-759,794.78

Finding the Fourth Proportional to 1,371,632.63, 1,892,868.23 and 759,794.78

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Solution

The fourth proportional to 1,371,632.63, 1,892,868.23 and 759,794.78 is: 1,048,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,632.63 : 1,892,868.23 = 759,794.78 : x
  2. Step 2: Convert to fraction form
    1,371,632.63/1,892,868.23 = 759,794.78/x
  3. Step 3: Cross multiply
    1,371,632.63x = 1,892,868.23 × 759,794.78
  4. Step 4: Simplify right side
    1,371,632.63x = 1,438,191,387,118.52
  5. Step 5: Solve for x
    x = 1,438,191,387,118.52/1,371,632.63
  6. Step 6: Final answer
    x = 1,048,525.21

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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.