Home / 2,317,715.16-3,198,594.60-1,299,120

Finding the Fourth Proportional to 2,317,715.16, 3,198,594.60 and 1,299,120

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Solution

The fourth proportional to 2,317,715.16, 3,198,594.60 and 1,299,120 is: 1,792,868.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,715.16 : 3,198,594.60 = 1,299,120 : x
  2. Step 2: Convert to fraction form
    2,317,715.16/3,198,594.60 = 1,299,120/x
  3. Step 3: Cross multiply
    2,317,715.16x = 3,198,594.60 × 1,299,120
  4. Step 4: Simplify right side
    2,317,715.16x = 4,155,358,216,752
  5. Step 5: Solve for x
    x = 4,155,358,216,752/2,317,715.16
  6. Step 6: Final answer
    x = 1,792,868.38

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1.5x scale

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.