Home / 2,047,457.40-3,071,185.88-699,631.63

Finding the Fourth Proportional to 2,047,457.40, 3,071,185.88 and 699,631.63

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Solution

The fourth proportional to 2,047,457.40, 3,071,185.88 and 699,631.63 is: 1,049,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,457.40 : 3,071,185.88 = 699,631.63 : x
  2. Step 2: Convert to fraction form
    2,047,457.40/3,071,185.88 = 699,631.63/x
  3. Step 3: Cross multiply
    2,047,457.40x = 3,071,185.88 × 699,631.63
  4. Step 4: Simplify right side
    2,047,457.40x = 2,148,698,772,081.26
  5. Step 5: Solve for x
    x = 2,148,698,772,081.26/2,047,457.40
  6. Step 6: Final answer
    x = 1,049,447.36

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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.