Home / 1,370,562.36-1,891,391-758,725.35

Finding the Fourth Proportional to 1,370,562.36, 1,891,391 and 758,725.35

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Solution

The fourth proportional to 1,370,562.36, 1,891,391 and 758,725.35 is: 1,047,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,562.36 : 1,891,391 = 758,725.35 : x
  2. Step 2: Convert to fraction form
    1,370,562.36/1,891,391 = 758,725.35/x
  3. Step 3: Cross multiply
    1,370,562.36x = 1,891,391 × 758,725.35
  4. Step 4: Simplify right side
    1,370,562.36x = 1,435,046,298,461.85
  5. Step 5: Solve for x
    x = 1,435,046,298,461.85/1,370,562.36
  6. Step 6: Final answer
    x = 1,047,049.26

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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.