Home / 2,819,117-3,890,383.46-1,529,957.08

Finding the Fourth Proportional to 2,819,117, 3,890,383.46 and 1,529,957.08

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Solution

The fourth proportional to 2,819,117, 3,890,383.46 and 1,529,957.08 is: 2,111,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,117 : 3,890,383.46 = 1,529,957.08 : x
  2. Step 2: Convert to fraction form
    2,819,117/3,890,383.46 = 1,529,957.08/x
  3. Step 3: Cross multiply
    2,819,117x = 3,890,383.46 × 1,529,957.08
  4. Step 4: Simplify right side
    2,819,117x = 5,952,119,718,541.90
  5. Step 5: Solve for x
    x = 5,952,119,718,541.90/2,819,117
  6. Step 6: Final answer
    x = 2,111,341.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.