Home / 1,076,131.18-1,613,089.59-477,374.32

Finding the Fourth Proportional to 1,076,131.18, 1,613,089.59 and 477,374.32

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Solution

The fourth proportional to 1,076,131.18, 1,613,089.59 and 477,374.32 is: 715,570.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,131.18 : 1,613,089.59 = 477,374.32 : x
  2. Step 2: Convert to fraction form
    1,076,131.18/1,613,089.59 = 477,374.32/x
  3. Step 3: Cross multiply
    1,076,131.18x = 1,613,089.59 × 477,374.32
  4. Step 4: Simplify right side
    1,076,131.18x = 770,047,546,125.33
  5. Step 5: Solve for x
    x = 770,047,546,125.33/1,076,131.18
  6. Step 6: Final answer
    x = 715,570.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.