Home / 2,767,482.40-4,150,834.80-874,415.20

Finding the Fourth Proportional to 2,767,482.40, 4,150,834.80 and 874,415.20

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Solution

The fourth proportional to 2,767,482.40, 4,150,834.80 and 874,415.20 is: 1,311,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,482.40 : 4,150,834.80 = 874,415.20 : x
  2. Step 2: Convert to fraction form
    2,767,482.40/4,150,834.80 = 874,415.20/x
  3. Step 3: Cross multiply
    2,767,482.40x = 4,150,834.80 × 874,415.20
  4. Step 4: Simplify right side
    2,767,482.40x = 3,629,553,041,808.96
  5. Step 5: Solve for x
    x = 3,629,553,041,808.96/2,767,482.40
  6. Step 6: Final answer
    x = 1,311,499.95

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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.