Home / 1,117,018.32-1,541,503.80-607,723.44

Finding the Fourth Proportional to 1,117,018.32, 1,541,503.80 and 607,723.44

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Solution

The fourth proportional to 1,117,018.32, 1,541,503.80 and 607,723.44 is: 838,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,018.32 : 1,541,503.80 = 607,723.44 : x
  2. Step 2: Convert to fraction form
    1,117,018.32/1,541,503.80 = 607,723.44/x
  3. Step 3: Cross multiply
    1,117,018.32x = 1,541,503.80 × 607,723.44
  4. Step 4: Simplify right side
    1,117,018.32x = 936,807,992,109.07
  5. Step 5: Solve for x
    x = 936,807,992,109.07/1,117,018.32
  6. Step 6: Final answer
    x = 838,668.42

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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.