Home / 3,186,661.20-4,779,991.80-2,934,718.80

Finding the Fourth Proportional to 3,186,661.20, 4,779,991.80 and 2,934,718.80

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Solution

The fourth proportional to 3,186,661.20, 4,779,991.80 and 2,934,718.80 is: 4,402,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,661.20 : 4,779,991.80 = 2,934,718.80 : x
  2. Step 2: Convert to fraction form
    3,186,661.20/4,779,991.80 = 2,934,718.80/x
  3. Step 3: Cross multiply
    3,186,661.20x = 4,779,991.80 × 2,934,718.80
  4. Step 4: Simplify right side
    3,186,661.20x = 14,027,931,799,305.84
  5. Step 5: Solve for x
    x = 14,027,931,799,305.84/3,186,661.20
  6. Step 6: Final answer
    x = 4,402,078.20

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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.