Home / 1,617,603.40-2,232,335.42-892,460.60

Finding the Fourth Proportional to 1,617,603.40, 2,232,335.42 and 892,460.60

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Solution

The fourth proportional to 1,617,603.40, 2,232,335.42 and 892,460.60 is: 1,231,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,603.40 : 2,232,335.42 = 892,460.60 : x
  2. Step 2: Convert to fraction form
    1,617,603.40/2,232,335.42 = 892,460.60/x
  3. Step 3: Cross multiply
    1,617,603.40x = 2,232,335.42 × 892,460.60
  4. Step 4: Simplify right side
    1,617,603.40x = 1,992,271,408,334.45
  5. Step 5: Solve for x
    x = 1,992,271,408,334.45/1,617,603.40
  6. Step 6: Final answer
    x = 1,231,619.20

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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.