Home / 1,912,038.43-2,870,884.34-1,276,303.04

Finding the Fourth Proportional to 1,912,038.43, 2,870,884.34 and 1,276,303.04

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Solution

The fourth proportional to 1,912,038.43, 2,870,884.34 and 1,276,303.04 is: 1,916,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,038.43 : 2,870,884.34 = 1,276,303.04 : x
  2. Step 2: Convert to fraction form
    1,912,038.43/2,870,884.34 = 1,276,303.04/x
  3. Step 3: Cross multiply
    1,912,038.43x = 2,870,884.34 × 1,276,303.04
  4. Step 4: Simplify right side
    1,912,038.43x = 3,664,118,420,998.36
  5. Step 5: Solve for x
    x = 3,664,118,420,998.36/1,912,038.43
  6. Step 6: Final answer
    x = 1,916,341.41

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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.