Home / 1,090,320.88-1,504,631.28-606,878.32

Finding the Fourth Proportional to 1,090,320.88, 1,504,631.28 and 606,878.32

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Solution

The fourth proportional to 1,090,320.88, 1,504,631.28 and 606,878.32 is: 837,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,320.88 : 1,504,631.28 = 606,878.32 : x
  2. Step 2: Convert to fraction form
    1,090,320.88/1,504,631.28 = 606,878.32/x
  3. Step 3: Cross multiply
    1,090,320.88x = 1,504,631.28 × 606,878.32
  4. Step 4: Simplify right side
    1,090,320.88x = 913,128,103,425.85
  5. Step 5: Solve for x
    x = 913,128,103,425.85/1,090,320.88
  6. Step 6: Final answer
    x = 837,485.66

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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.