Home / 1,393,960.32-2,089,994.24-709,164.16

Finding the Fourth Proportional to 1,393,960.32, 2,089,994.24 and 709,164.16

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Solution

The fourth proportional to 1,393,960.32, 2,089,994.24 and 709,164.16 is: 1,063,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,960.32 : 2,089,994.24 = 709,164.16 : x
  2. Step 2: Convert to fraction form
    1,393,960.32/2,089,994.24 = 709,164.16/x
  3. Step 3: Cross multiply
    1,393,960.32x = 2,089,994.24 × 709,164.16
  4. Step 4: Simplify right side
    1,393,960.32x = 1,482,149,006,162.36
  5. Step 5: Solve for x
    x = 1,482,149,006,162.36/1,393,960.32
  6. Step 6: Final answer
    x = 1,063,264.85

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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.