Home / 2,186,834.40-3,280,251.60-1,242,050.40

Finding the Fourth Proportional to 2,186,834.40, 3,280,251.60 and 1,242,050.40

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Solution

The fourth proportional to 2,186,834.40, 3,280,251.60 and 1,242,050.40 is: 1,863,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,834.40 : 3,280,251.60 = 1,242,050.40 : x
  2. Step 2: Convert to fraction form
    2,186,834.40/3,280,251.60 = 1,242,050.40/x
  3. Step 3: Cross multiply
    2,186,834.40x = 3,280,251.60 × 1,242,050.40
  4. Step 4: Simplify right side
    2,186,834.40x = 4,074,237,811,880.64
  5. Step 5: Solve for x
    x = 4,074,237,811,880.64/2,186,834.40
  6. Step 6: Final answer
    x = 1,863,075.60

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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.