Home / 1,090,659.78-1,505,107.04-607,212.36

Finding the Fourth Proportional to 1,090,659.78, 1,505,107.04 and 607,212.36

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Solution

The fourth proportional to 1,090,659.78, 1,505,107.04 and 607,212.36 is: 837,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,659.78 : 1,505,107.04 = 607,212.36 : x
  2. Step 2: Convert to fraction form
    1,090,659.78/1,505,107.04 = 607,212.36/x
  3. Step 3: Cross multiply
    1,090,659.78x = 1,505,107.04 × 607,212.36
  4. Step 4: Simplify right side
    1,090,659.78x = 913,919,594,774.95
  5. Step 5: Solve for x
    x = 913,919,594,774.95/1,090,659.78
  6. Step 6: Final answer
    x = 837,951.13

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1.5x scale

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.