Home / 1,115,926.88-1,539,979.70-606,629.25

Finding the Fourth Proportional to 1,115,926.88, 1,539,979.70 and 606,629.25

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Solution

The fourth proportional to 1,115,926.88, 1,539,979.70 and 606,629.25 is: 837,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,926.88 : 1,539,979.70 = 606,629.25 : x
  2. Step 2: Convert to fraction form
    1,115,926.88/1,539,979.70 = 606,629.25/x
  3. Step 3: Cross multiply
    1,115,926.88x = 1,539,979.70 × 606,629.25
  4. Step 4: Simplify right side
    1,115,926.88x = 934,196,727,393.08
  5. Step 5: Solve for x
    x = 934,196,727,393.08/1,115,926.88
  6. Step 6: Final answer
    x = 837,148.70

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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.