Home / 1,076,215.48-1,613,762.39-401,742.05

Finding the Fourth Proportional to 1,076,215.48, 1,613,762.39 and 401,742.05

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Solution

The fourth proportional to 1,076,215.48, 1,613,762.39 and 401,742.05 is: 602,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,215.48 : 1,613,762.39 = 401,742.05 : x
  2. Step 2: Convert to fraction form
    1,076,215.48/1,613,762.39 = 401,742.05/x
  3. Step 3: Cross multiply
    1,076,215.48x = 1,613,762.39 × 401,742.05
  4. Step 4: Simplify right side
    1,076,215.48x = 648,316,203,707.04
  5. Step 5: Solve for x
    x = 648,316,203,707.04/1,076,215.48
  6. Step 6: Final answer
    x = 602,403.72

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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.