Home / 1,206,672-1,810,007.01-308,113.89

Finding the Fourth Proportional to 1,206,672, 1,810,007.01 and 308,113.89

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Solution

The fourth proportional to 1,206,672, 1,810,007.01 and 308,113.89 is: 462,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,672 : 1,810,007.01 = 308,113.89 : x
  2. Step 2: Convert to fraction form
    1,206,672/1,810,007.01 = 308,113.89/x
  3. Step 3: Cross multiply
    1,206,672x = 1,810,007.01 × 308,113.89
  4. Step 4: Simplify right side
    1,206,672x = 557,688,300,778.37
  5. Step 5: Solve for x
    x = 557,688,300,778.37/1,206,672
  6. Step 6: Final answer
    x = 462,170.58

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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.