Home / 4,115,840.80-6,173,994.48-1,276,356.64

Finding the Fourth Proportional to 4,115,840.80, 6,173,994.48 and 1,276,356.64

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Solution

The fourth proportional to 4,115,840.80, 6,173,994.48 and 1,276,356.64 is: 1,914,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,840.80 : 6,173,994.48 = 1,276,356.64 : x
  2. Step 2: Convert to fraction form
    4,115,840.80/6,173,994.48 = 1,276,356.64/x
  3. Step 3: Cross multiply
    4,115,840.80x = 6,173,994.48 × 1,276,356.64
  4. Step 4: Simplify right side
    4,115,840.80x = 7,880,218,849,871.35
  5. Step 5: Solve for x
    x = 7,880,218,849,871.35/4,115,840.80
  6. Step 6: Final answer
    x = 1,914,607.30

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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.