Home / 1,888,457.80-2,833,523.58-989,685.64

Finding the Fourth Proportional to 1,888,457.80, 2,833,523.58 and 989,685.64

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Solution

The fourth proportional to 1,888,457.80, 2,833,523.58 and 989,685.64 is: 1,484,967.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,457.80 : 2,833,523.58 = 989,685.64 : x
  2. Step 2: Convert to fraction form
    1,888,457.80/2,833,523.58 = 989,685.64/x
  3. Step 3: Cross multiply
    1,888,457.80x = 2,833,523.58 × 989,685.64
  4. Step 4: Simplify right side
    1,888,457.80x = 2,804,297,597,727.39
  5. Step 5: Solve for x
    x = 2,804,297,597,727.39/1,888,457.80
  6. Step 6: Final answer
    x = 1,484,967.04

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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.