Home / 3,000,070.46-4,140,072.87-1,641,940.22

Finding the Fourth Proportional to 3,000,070.46, 4,140,072.87 and 1,641,940.22

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Solution

The fourth proportional to 3,000,070.46, 4,140,072.87 and 1,641,940.22 is: 2,265,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,070.46 : 4,140,072.87 = 1,641,940.22 : x
  2. Step 2: Convert to fraction form
    3,000,070.46/4,140,072.87 = 1,641,940.22/x
  3. Step 3: Cross multiply
    3,000,070.46x = 4,140,072.87 × 1,641,940.22
  4. Step 4: Simplify right side
    3,000,070.46x = 6,797,752,158,983.83
  5. Step 5: Solve for x
    x = 6,797,752,158,983.83/3,000,070.46
  6. Step 6: Final answer
    x = 2,265,864.17

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1.5x scale

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.