Home / 1,970,522.20-2,955,783.30-1,651,657.60

Finding the Fourth Proportional to 1,970,522.20, 2,955,783.30 and 1,651,657.60

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Solution

The fourth proportional to 1,970,522.20, 2,955,783.30 and 1,651,657.60 is: 2,477,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,522.20 : 2,955,783.30 = 1,651,657.60 : x
  2. Step 2: Convert to fraction form
    1,970,522.20/2,955,783.30 = 1,651,657.60/x
  3. Step 3: Cross multiply
    1,970,522.20x = 2,955,783.30 × 1,651,657.60
  4. Step 4: Simplify right side
    1,970,522.20x = 4,881,941,951,398.08
  5. Step 5: Solve for x
    x = 4,881,941,951,398.08/1,970,522.20
  6. Step 6: Final answer
    x = 2,477,486.40

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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.