Home / 1,076,131.16-1,613,636.24-401,657.78

Finding the Fourth Proportional to 1,076,131.16, 1,613,636.24 and 401,657.78

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Solution

The fourth proportional to 1,076,131.16, 1,613,636.24 and 401,657.78 is: 602,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,131.16 : 1,613,636.24 = 401,657.78 : x
  2. Step 2: Convert to fraction form
    1,076,131.16/1,613,636.24 = 401,657.78/x
  3. Step 3: Cross multiply
    1,076,131.16x = 1,613,636.24 × 401,657.78
  4. Step 4: Simplify right side
    1,076,131.16x = 648,129,549,885.95
  5. Step 5: Solve for x
    x = 648,129,549,885.95/1,076,131.16
  6. Step 6: Final answer
    x = 602,277.47

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1.5x scale

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.