Home / 1,370,179.10-1,890,808.03-758,356.94

Finding the Fourth Proportional to 1,370,179.10, 1,890,808.03 and 758,356.94

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Solution

The fourth proportional to 1,370,179.10, 1,890,808.03 and 758,356.94 is: 1,046,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,179.10 : 1,890,808.03 = 758,356.94 : x
  2. Step 2: Convert to fraction form
    1,370,179.10/1,890,808.03 = 758,356.94/x
  3. Step 3: Cross multiply
    1,370,179.10x = 1,890,808.03 × 758,356.94
  4. Step 4: Simplify right side
    1,370,179.10x = 1,433,907,391,758.23
  5. Step 5: Solve for x
    x = 1,433,907,391,758.23/1,370,179.10
  6. Step 6: Final answer
    x = 1,046,510.92

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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.