Home / 2,148,653.55-2,963,640.50-1,459,128.33

Finding the Fourth Proportional to 2,148,653.55, 2,963,640.50 and 1,459,128.33

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Solution

The fourth proportional to 2,148,653.55, 2,963,640.50 and 1,459,128.33 is: 2,012,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,653.55 : 2,963,640.50 = 1,459,128.33 : x
  2. Step 2: Convert to fraction form
    2,148,653.55/2,963,640.50 = 1,459,128.33/x
  3. Step 3: Cross multiply
    2,148,653.55x = 2,963,640.50 × 1,459,128.33
  4. Step 4: Simplify right side
    2,148,653.55x = 4,324,331,811,661.45
  5. Step 5: Solve for x
    x = 4,324,331,811,661.45/2,148,653.55
  6. Step 6: Final answer
    x = 2,012,577.51

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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.