Home / 2,845,643.60-4,267,006.20-850,840.40

Finding the Fourth Proportional to 2,845,643.60, 4,267,006.20 and 850,840.40

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Solution

The fourth proportional to 2,845,643.60, 4,267,006.20 and 850,840.40 is: 1,275,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,643.60 : 4,267,006.20 = 850,840.40 : x
  2. Step 2: Convert to fraction form
    2,845,643.60/4,267,006.20 = 850,840.40/x
  3. Step 3: Cross multiply
    2,845,643.60x = 4,267,006.20 × 850,840.40
  4. Step 4: Simplify right side
    2,845,643.60x = 3,630,541,262,010.48
  5. Step 5: Solve for x
    x = 3,630,541,262,010.48/2,845,643.60
  6. Step 6: Final answer
    x = 1,275,824.30

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1.5x scale

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.