Home / 2,776,688.40-4,165,554.03-1,260,477.75

Finding the Fourth Proportional to 2,776,688.40, 4,165,554.03 and 1,260,477.75

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Solution

The fourth proportional to 2,776,688.40, 4,165,554.03 and 1,260,477.75 is: 1,890,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,688.40 : 4,165,554.03 = 1,260,477.75 : x
  2. Step 2: Convert to fraction form
    2,776,688.40/4,165,554.03 = 1,260,477.75/x
  3. Step 3: Cross multiply
    2,776,688.40x = 4,165,554.03 × 1,260,477.75
  4. Step 4: Simplify right side
    2,776,688.40x = 5,250,588,171,237.83
  5. Step 5: Solve for x
    x = 5,250,588,171,237.83/2,776,688.40
  6. Step 6: Final answer
    x = 1,890,953.33

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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.