Home / 4,158,078.10-6,236,533.95-1,318,477.30

Finding the Fourth Proportional to 4,158,078.10, 6,236,533.95 and 1,318,477.30

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Solution

The fourth proportional to 4,158,078.10, 6,236,533.95 and 1,318,477.30 is: 1,977,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,078.10 : 6,236,533.95 = 1,318,477.30 : x
  2. Step 2: Convert to fraction form
    4,158,078.10/6,236,533.95 = 1,318,477.30/x
  3. Step 3: Cross multiply
    4,158,078.10x = 6,236,533.95 × 1,318,477.30
  4. Step 4: Simplify right side
    4,158,078.10x = 8,222,728,443,754.34
  5. Step 5: Solve for x
    x = 8,222,728,443,754.34/4,158,078.10
  6. Step 6: Final answer
    x = 1,977,531.02

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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.