Home / 2,812,935.09-4,219,402.65-683,004.87

Finding the Fourth Proportional to 2,812,935.09, 4,219,402.65 and 683,004.87

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Solution

The fourth proportional to 2,812,935.09, 4,219,402.65 and 683,004.87 is: 1,024,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,935.09 : 4,219,402.65 = 683,004.87 : x
  2. Step 2: Convert to fraction form
    2,812,935.09/4,219,402.65 = 683,004.87/x
  3. Step 3: Cross multiply
    2,812,935.09x = 4,219,402.65 × 683,004.87
  4. Step 4: Simplify right side
    2,812,935.09x = 2,881,872,558,440.91
  5. Step 5: Solve for x
    x = 2,881,872,558,440.91/2,812,935.09
  6. Step 6: Final answer
    x = 1,024,507.31

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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.