Home / 3,019,503.42-4,166,955.80-1,642,863.47

Finding the Fourth Proportional to 3,019,503.42, 4,166,955.80 and 1,642,863.47

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Solution

The fourth proportional to 3,019,503.42, 4,166,955.80 and 1,642,863.47 is: 2,267,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,503.42 : 4,166,955.80 = 1,642,863.47 : x
  2. Step 2: Convert to fraction form
    3,019,503.42/4,166,955.80 = 1,642,863.47/x
  3. Step 3: Cross multiply
    3,019,503.42x = 4,166,955.80 × 1,642,863.47
  4. Step 4: Simplify right side
    3,019,503.42x = 6,845,739,442,036.27
  5. Step 5: Solve for x
    x = 6,845,739,442,036.27/3,019,503.42
  6. Step 6: Final answer
    x = 2,267,173.93

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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.