Home / 3,886,505.55-5,830,505.55-1,490,163.30

Finding the Fourth Proportional to 3,886,505.55, 5,830,505.55 and 1,490,163.30

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Solution

The fourth proportional to 3,886,505.55, 5,830,505.55 and 1,490,163.30 is: 2,235,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,505.55 : 5,830,505.55 = 1,490,163.30 : x
  2. Step 2: Convert to fraction form
    3,886,505.55/5,830,505.55 = 1,490,163.30/x
  3. Step 3: Cross multiply
    3,886,505.55x = 5,830,505.55 × 1,490,163.30
  4. Step 4: Simplify right side
    3,886,505.55x = 8,688,405,391,056.32
  5. Step 5: Solve for x
    x = 8,688,405,391,056.32/3,886,505.55
  6. Step 6: Final answer
    x = 2,235,531.45

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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.