Home / 2,685,412.81-3,705,967.47-1,461,659.23

Finding the Fourth Proportional to 2,685,412.81, 3,705,967.47 and 1,461,659.23

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Solution

The fourth proportional to 2,685,412.81, 3,705,967.47 and 1,461,659.23 is: 2,017,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,412.81 : 3,705,967.47 = 1,461,659.23 : x
  2. Step 2: Convert to fraction form
    2,685,412.81/3,705,967.47 = 1,461,659.23/x
  3. Step 3: Cross multiply
    2,685,412.81x = 3,705,967.47 × 1,461,659.23
  4. Step 4: Simplify right side
    2,685,412.81x = 5,416,861,558,605.25
  5. Step 5: Solve for x
    x = 5,416,861,558,605.25/2,685,412.81
  6. Step 6: Final answer
    x = 2,017,142.97

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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.