Home / 4,315,999.90-6,473,999.85-2,720,364.70

Finding the Fourth Proportional to 4,315,999.90, 6,473,999.85 and 2,720,364.70

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Solution

The fourth proportional to 4,315,999.90, 6,473,999.85 and 2,720,364.70 is: 4,080,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315,999.90 : 6,473,999.85 = 2,720,364.70 : x
  2. Step 2: Convert to fraction form
    4,315,999.90/6,473,999.85 = 2,720,364.70/x
  3. Step 3: Cross multiply
    4,315,999.90x = 6,473,999.85 × 2,720,364.70
  4. Step 4: Simplify right side
    4,315,999.90x = 17,611,640,659,745.30
  5. Step 5: Solve for x
    x = 17,611,640,659,745.30/4,315,999.90
  6. Step 6: Final answer
    x = 4,080,547.05

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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.