Home / 4,621,116.07-6,932,338.31-1,426,515.76

Finding the Fourth Proportional to 4,621,116.07, 6,932,338.31 and 1,426,515.76

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Solution

The fourth proportional to 4,621,116.07, 6,932,338.31 and 1,426,515.76 is: 2,139,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621,116.07 : 6,932,338.31 = 1,426,515.76 : x
  2. Step 2: Convert to fraction form
    4,621,116.07/6,932,338.31 = 1,426,515.76/x
  3. Step 3: Cross multiply
    4,621,116.07x = 6,932,338.31 × 1,426,515.76
  4. Step 4: Simplify right side
    4,621,116.07x = 9,889,089,852,866.77
  5. Step 5: Solve for x
    x = 9,889,089,852,866.77/4,621,116.07
  6. Step 6: Final answer
    x = 2,139,978.68

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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.