Home / 4,680,405.32-7,020,880.14-1,314,874.76

Finding the Fourth Proportional to 4,680,405.32, 7,020,880.14 and 1,314,874.76

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Solution

The fourth proportional to 4,680,405.32, 7,020,880.14 and 1,314,874.76 is: 1,972,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,405.32 : 7,020,880.14 = 1,314,874.76 : x
  2. Step 2: Convert to fraction form
    4,680,405.32/7,020,880.14 = 1,314,874.76/x
  3. Step 3: Cross multiply
    4,680,405.32x = 7,020,880.14 × 1,314,874.76
  4. Step 4: Simplify right side
    4,680,405.32x = 9,231,578,089,071.27
  5. Step 5: Solve for x
    x = 9,231,578,089,071.27/4,680,405.32
  6. Step 6: Final answer
    x = 1,972,388.60

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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.