Home / 2,229,326.79-3,076,489.04-1,210,738.83

Finding the Fourth Proportional to 2,229,326.79, 3,076,489.04 and 1,210,738.83

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Solution

The fourth proportional to 2,229,326.79, 3,076,489.04 and 1,210,738.83 is: 1,670,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,326.79 : 3,076,489.04 = 1,210,738.83 : x
  2. Step 2: Convert to fraction form
    2,229,326.79/3,076,489.04 = 1,210,738.83/x
  3. Step 3: Cross multiply
    2,229,326.79x = 3,076,489.04 × 1,210,738.83
  4. Step 4: Simplify right side
    2,229,326.79x = 3,724,824,740,797.42
  5. Step 5: Solve for x
    x = 3,724,824,740,797.42/2,229,326.79
  6. Step 6: Final answer
    x = 1,670,829.40

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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.