Home / 1,402,091.55-2,103,137.33-867,880.35

Finding the Fourth Proportional to 1,402,091.55, 2,103,137.33 and 867,880.35

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Solution

The fourth proportional to 1,402,091.55, 2,103,137.33 and 867,880.35 is: 1,301,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,091.55 : 2,103,137.33 = 867,880.35 : x
  2. Step 2: Convert to fraction form
    1,402,091.55/2,103,137.33 = 867,880.35/x
  3. Step 3: Cross multiply
    1,402,091.55x = 2,103,137.33 × 867,880.35
  4. Step 4: Simplify right side
    1,402,091.55x = 1,825,271,557,719.06
  5. Step 5: Solve for x
    x = 1,825,271,557,719.06/1,402,091.55
  6. Step 6: Final answer
    x = 1,301,820.53

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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.