Home / 2,904,643.80-4,356,965.70-2,102,160.60

Finding the Fourth Proportional to 2,904,643.80, 4,356,965.70 and 2,102,160.60

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Solution

The fourth proportional to 2,904,643.80, 4,356,965.70 and 2,102,160.60 is: 3,153,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,643.80 : 4,356,965.70 = 2,102,160.60 : x
  2. Step 2: Convert to fraction form
    2,904,643.80/4,356,965.70 = 2,102,160.60/x
  3. Step 3: Cross multiply
    2,904,643.80x = 4,356,965.70 × 2,102,160.60
  4. Step 4: Simplify right side
    2,904,643.80x = 9,159,041,630,091.42
  5. Step 5: Solve for x
    x = 9,159,041,630,091.42/2,904,643.80
  6. Step 6: Final answer
    x = 3,153,240.90

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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.