Home / 4,385,572.89-6,578,284.73-1,311,570.75

Finding the Fourth Proportional to 4,385,572.89, 6,578,284.73 and 1,311,570.75

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Solution

The fourth proportional to 4,385,572.89, 6,578,284.73 and 1,311,570.75 is: 1,967,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385,572.89 : 6,578,284.73 = 1,311,570.75 : x
  2. Step 2: Convert to fraction form
    4,385,572.89/6,578,284.73 = 1,311,570.75/x
  3. Step 3: Cross multiply
    4,385,572.89x = 6,578,284.73 × 1,311,570.75
  4. Step 4: Simplify right side
    4,385,572.89x = 8,627,885,818,147.51
  5. Step 5: Solve for x
    x = 8,627,885,818,147.51/4,385,572.89
  6. Step 6: Final answer
    x = 1,967,333.81

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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.