Home / 2,340,539.70-3,510,809.55-657,643.20

Finding the Fourth Proportional to 2,340,539.70, 3,510,809.55 and 657,643.20

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Solution

The fourth proportional to 2,340,539.70, 3,510,809.55 and 657,643.20 is: 986,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,539.70 : 3,510,809.55 = 657,643.20 : x
  2. Step 2: Convert to fraction form
    2,340,539.70/3,510,809.55 = 657,643.20/x
  3. Step 3: Cross multiply
    2,340,539.70x = 3,510,809.55 × 657,643.20
  4. Step 4: Simplify right side
    2,340,539.70x = 2,308,860,027,052.56
  5. Step 5: Solve for x
    x = 2,308,860,027,052.56/2,340,539.70
  6. Step 6: Final answer
    x = 986,464.80

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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.