Home / 3,076,457.18-4,245,615.88-1,931,169.02

Finding the Fourth Proportional to 3,076,457.18, 4,245,615.88 and 1,931,169.02

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Solution

The fourth proportional to 3,076,457.18, 4,245,615.88 and 1,931,169.02 is: 2,665,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,457.18 : 4,245,615.88 = 1,931,169.02 : x
  2. Step 2: Convert to fraction form
    3,076,457.18/4,245,615.88 = 1,931,169.02/x
  3. Step 3: Cross multiply
    3,076,457.18x = 4,245,615.88 × 1,931,169.02
  4. Step 4: Simplify right side
    3,076,457.18x = 8,199,001,832,220.04
  5. Step 5: Solve for x
    x = 8,199,001,832,220.04/3,076,457.18
  6. Step 6: Final answer
    x = 2,665,079.14

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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.