Home / 1,888,340.55-2,833,347.96-989,568.60

Finding the Fourth Proportional to 1,888,340.55, 2,833,347.96 and 989,568.60

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Solution

The fourth proportional to 1,888,340.55, 2,833,347.96 and 989,568.60 is: 1,484,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,340.55 : 2,833,347.96 = 989,568.60 : x
  2. Step 2: Convert to fraction form
    1,888,340.55/2,833,347.96 = 989,568.60/x
  3. Step 3: Cross multiply
    1,888,340.55x = 2,833,347.96 × 989,568.60
  4. Step 4: Simplify right side
    1,888,340.55x = 2,803,792,174,090.06
  5. Step 5: Solve for x
    x = 2,803,792,174,090.06/1,888,340.55
  6. Step 6: Final answer
    x = 1,484,791.59

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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.