Home / 1,888,340.05-2,833,347.21-989,568.10

Finding the Fourth Proportional to 1,888,340.05, 2,833,347.21 and 989,568.10

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Solution

The fourth proportional to 1,888,340.05, 2,833,347.21 and 989,568.10 is: 1,484,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,340.05 : 2,833,347.21 = 989,568.10 : x
  2. Step 2: Convert to fraction form
    1,888,340.05/2,833,347.21 = 989,568.10/x
  3. Step 3: Cross multiply
    1,888,340.05x = 2,833,347.21 × 989,568.10
  4. Step 4: Simplify right side
    1,888,340.05x = 2,803,790,015,240.00
  5. Step 5: Solve for x
    x = 2,803,790,015,240.00/1,888,340.05
  6. Step 6: Final answer
    x = 1,484,790.84

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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.