Home / 1,782,128.10-2,673,192.15-984,966.60

Finding the Fourth Proportional to 1,782,128.10, 2,673,192.15 and 984,966.60

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Solution

The fourth proportional to 1,782,128.10, 2,673,192.15 and 984,966.60 is: 1,477,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,128.10 : 2,673,192.15 = 984,966.60 : x
  2. Step 2: Convert to fraction form
    1,782,128.10/2,673,192.15 = 984,966.60/x
  3. Step 3: Cross multiply
    1,782,128.10x = 2,673,192.15 × 984,966.60
  4. Step 4: Simplify right side
    1,782,128.10x = 2,633,004,983,132.19
  5. Step 5: Solve for x
    x = 2,633,004,983,132.19/1,782,128.10
  6. Step 6: Final answer
    x = 1,477,449.90

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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.