Home / 2,720,003.60-4,080,005.40-947,075.60

Finding the Fourth Proportional to 2,720,003.60, 4,080,005.40 and 947,075.60

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Solution

The fourth proportional to 2,720,003.60, 4,080,005.40 and 947,075.60 is: 1,420,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,003.60 : 4,080,005.40 = 947,075.60 : x
  2. Step 2: Convert to fraction form
    2,720,003.60/4,080,005.40 = 947,075.60/x
  3. Step 3: Cross multiply
    2,720,003.60x = 4,080,005.40 × 947,075.60
  4. Step 4: Simplify right side
    2,720,003.60x = 3,864,073,562,208.24
  5. Step 5: Solve for x
    x = 3,864,073,562,208.24/2,720,003.60
  6. Step 6: Final answer
    x = 1,420,613.40

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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.