Home / 1,774,826.80-2,660,425.80-874,884.40

Finding the Fourth Proportional to 1,774,826.80, 2,660,425.80 and 874,884.40

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Solution

The fourth proportional to 1,774,826.80, 2,660,425.80 and 874,884.40 is: 1,311,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,826.80 : 2,660,425.80 = 874,884.40 : x
  2. Step 2: Convert to fraction form
    1,774,826.80/2,660,425.80 = 874,884.40/x
  3. Step 3: Cross multiply
    1,774,826.80x = 2,660,425.80 × 874,884.40
  4. Step 4: Simplify right side
    1,774,826.80x = 2,327,565,029,777.52
  5. Step 5: Solve for x
    x = 2,327,565,029,777.52/1,774,826.80
  6. Step 6: Final answer
    x = 1,311,432.21

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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.