Home / 1,208,816.10-1,814,620.95-648,944.10

Finding the Fourth Proportional to 1,208,816.10, 1,814,620.95 and 648,944.10

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Solution

The fourth proportional to 1,208,816.10, 1,814,620.95 and 648,944.10 is: 974,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,816.10 : 1,814,620.95 = 648,944.10 : x
  2. Step 2: Convert to fraction form
    1,208,816.10/1,814,620.95 = 648,944.10/x
  3. Step 3: Cross multiply
    1,208,816.10x = 1,814,620.95 × 648,944.10
  4. Step 4: Simplify right side
    1,208,816.10x = 1,177,587,559,238.90
  5. Step 5: Solve for x
    x = 1,177,587,559,238.90/1,208,816.10
  6. Step 6: Final answer
    x = 974,166.01

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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.