Home / 3,217,458.03-4,439,011.73-1,821,828.90

Finding the Fourth Proportional to 3,217,458.03, 4,439,011.73 and 1,821,828.90

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Solution

The fourth proportional to 3,217,458.03, 4,439,011.73 and 1,821,828.90 is: 2,513,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,458.03 : 4,439,011.73 = 1,821,828.90 : x
  2. Step 2: Convert to fraction form
    3,217,458.03/4,439,011.73 = 1,821,828.90/x
  3. Step 3: Cross multiply
    3,217,458.03x = 4,439,011.73 × 1,821,828.90
  4. Step 4: Simplify right side
    3,217,458.03x = 8,087,119,857,153.00
  5. Step 5: Solve for x
    x = 8,087,119,857,153.00/3,217,458.03
  6. Step 6: Final answer
    x = 2,513,512.15

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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.