Home / 1,925,804.42-2,660,378.33-1,538,110.83

Finding the Fourth Proportional to 1,925,804.42, 2,660,378.33 and 1,538,110.83

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Solution

The fourth proportional to 1,925,804.42, 2,660,378.33 and 1,538,110.83 is: 2,124,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,804.42 : 2,660,378.33 = 1,538,110.83 : x
  2. Step 2: Convert to fraction form
    1,925,804.42/2,660,378.33 = 1,538,110.83/x
  3. Step 3: Cross multiply
    1,925,804.42x = 2,660,378.33 × 1,538,110.83
  4. Step 4: Simplify right side
    1,925,804.42x = 4,091,956,721,270.31
  5. Step 5: Solve for x
    x = 4,091,956,721,270.31/1,925,804.42
  6. Step 6: Final answer
    x = 2,124,803.89

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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.