Home / 4,680,892.80-6,459,717.60-2,643,321.60

Finding the Fourth Proportional to 4,680,892.80, 6,459,717.60 and 2,643,321.60

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Solution

The fourth proportional to 4,680,892.80, 6,459,717.60 and 2,643,321.60 is: 3,647,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,892.80 : 6,459,717.60 = 2,643,321.60 : x
  2. Step 2: Convert to fraction form
    4,680,892.80/6,459,717.60 = 2,643,321.60/x
  3. Step 3: Cross multiply
    4,680,892.80x = 6,459,717.60 × 2,643,321.60
  4. Step 4: Simplify right side
    4,680,892.80x = 17,075,111,061,980.16
  5. Step 5: Solve for x
    x = 17,075,111,061,980.16/4,680,892.80
  6. Step 6: Final answer
    x = 3,647,832.11

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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.