Home / 2,088,898.81-2,882,687.67-1,315,041.64

Finding the Fourth Proportional to 2,088,898.81, 2,882,687.67 and 1,315,041.64

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Solution

The fourth proportional to 2,088,898.81, 2,882,687.67 and 1,315,041.64 is: 1,814,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,898.81 : 2,882,687.67 = 1,315,041.64 : x
  2. Step 2: Convert to fraction form
    2,088,898.81/2,882,687.67 = 1,315,041.64/x
  3. Step 3: Cross multiply
    2,088,898.81x = 2,882,687.67 × 1,315,041.64
  4. Step 4: Simplify right side
    2,088,898.81x = 3,790,854,321,164.58
  5. Step 5: Solve for x
    x = 3,790,854,321,164.58/2,088,898.81
  6. Step 6: Final answer
    x = 1,814,762.07

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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.