Home / 2,254,577.60-3,111,436.32-1,236,025.28

Finding the Fourth Proportional to 2,254,577.60, 3,111,436.32 and 1,236,025.28

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Solution

The fourth proportional to 2,254,577.60, 3,111,436.32 and 1,236,025.28 is: 1,705,780.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254,577.60 : 3,111,436.32 = 1,236,025.28 : x
  2. Step 2: Convert to fraction form
    2,254,577.60/3,111,436.32 = 1,236,025.28/x
  3. Step 3: Cross multiply
    2,254,577.60x = 3,111,436.32 × 1,236,025.28
  4. Step 4: Simplify right side
    2,254,577.60x = 3,845,813,948,630.17
  5. Step 5: Solve for x
    x = 3,845,813,948,630.17/2,254,577.60
  6. Step 6: Final answer
    x = 1,705,780.25

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1.5x scale

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.