Home / 2,776,900.08-4,169,205-1,430,025.60

Finding the Fourth Proportional to 2,776,900.08, 4,169,205 and 1,430,025.60

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Solution

The fourth proportional to 2,776,900.08, 4,169,205 and 1,430,025.60 is: 2,147,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,900.08 : 4,169,205 = 1,430,025.60 : x
  2. Step 2: Convert to fraction form
    2,776,900.08/4,169,205 = 1,430,025.60/x
  3. Step 3: Cross multiply
    2,776,900.08x = 4,169,205 × 1,430,025.60
  4. Step 4: Simplify right side
    2,776,900.08x = 5,962,069,881,648
  5. Step 5: Solve for x
    x = 5,962,069,881,648/2,776,900.08
  6. Step 6: Final answer
    x = 2,147,023.56

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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.