Home / 2,316,346.20-3,477,629.70-1,478,611.80

Finding the Fourth Proportional to 2,316,346.20, 3,477,629.70 and 1,478,611.80

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Solution

The fourth proportional to 2,316,346.20, 3,477,629.70 and 1,478,611.80 is: 2,219,903.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,346.20 : 3,477,629.70 = 1,478,611.80 : x
  2. Step 2: Convert to fraction form
    2,316,346.20/3,477,629.70 = 1,478,611.80/x
  3. Step 3: Cross multiply
    2,316,346.20x = 3,477,629.70 × 1,478,611.80
  4. Step 4: Simplify right side
    2,316,346.20x = 5,142,064,310,450.46
  5. Step 5: Solve for x
    x = 5,142,064,310,450.46/2,316,346.20
  6. Step 6: Final answer
    x = 2,219,903.19

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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.