Home / 1,351,709.86-2,026,482.21-677,445.04

Finding the Fourth Proportional to 1,351,709.86, 2,026,482.21 and 677,445.04

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Solution

The fourth proportional to 1,351,709.86, 2,026,482.21 and 677,445.04 is: 1,015,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,709.86 : 2,026,482.21 = 677,445.04 : x
  2. Step 2: Convert to fraction form
    1,351,709.86/2,026,482.21 = 677,445.04/x
  3. Step 3: Cross multiply
    1,351,709.86x = 2,026,482.21 × 677,445.04
  4. Step 4: Simplify right side
    1,351,709.86x = 1,372,830,321,812.74
  5. Step 5: Solve for x
    x = 1,372,830,321,812.74/1,351,709.86
  6. Step 6: Final answer
    x = 1,015,625.00

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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.