Home / 1,617,602.40-2,232,334.04-892,459.60

Finding the Fourth Proportional to 1,617,602.40, 2,232,334.04 and 892,459.60

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Solution

The fourth proportional to 1,617,602.40, 2,232,334.04 and 892,459.60 is: 1,231,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,602.40 : 2,232,334.04 = 892,459.60 : x
  2. Step 2: Convert to fraction form
    1,617,602.40/2,232,334.04 = 892,459.60/x
  3. Step 3: Cross multiply
    1,617,602.40x = 2,232,334.04 × 892,459.60
  4. Step 4: Simplify right side
    1,617,602.40x = 1,992,267,944,404.78
  5. Step 5: Solve for x
    x = 1,992,267,944,404.78/1,617,602.40
  6. Step 6: Final answer
    x = 1,231,617.82

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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.