Home / 2,812,543.60-4,218,145.44-1,214,232.16

Finding the Fourth Proportional to 2,812,543.60, 4,218,145.44 and 1,214,232.16

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Solution

The fourth proportional to 2,812,543.60, 4,218,145.44 and 1,214,232.16 is: 1,821,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,543.60 : 4,218,145.44 = 1,214,232.16 : x
  2. Step 2: Convert to fraction form
    2,812,543.60/4,218,145.44 = 1,214,232.16/x
  3. Step 3: Cross multiply
    2,812,543.60x = 4,218,145.44 × 1,214,232.16
  4. Step 4: Simplify right side
    2,812,543.60x = 5,121,807,848,805.35
  5. Step 5: Solve for x
    x = 5,121,807,848,805.35/2,812,543.60
  6. Step 6: Final answer
    x = 1,821,059.00

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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.