Home / 5,485,689-7,570,307.52-3,309,811.74

Finding the Fourth Proportional to 5,485,689, 7,570,307.52 and 3,309,811.74

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Solution

The fourth proportional to 5,485,689, 7,570,307.52 and 3,309,811.74 is: 4,567,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,689 : 7,570,307.52 = 3,309,811.74 : x
  2. Step 2: Convert to fraction form
    5,485,689/7,570,307.52 = 3,309,811.74/x
  3. Step 3: Cross multiply
    5,485,689x = 7,570,307.52 × 3,309,811.74
  4. Step 4: Simplify right side
    5,485,689x = 25,056,292,705,106.29
  5. Step 5: Solve for x
    x = 25,056,292,705,106.29/5,485,689
  6. Step 6: Final answer
    x = 4,567,574.41

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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.