Home / 2,784,258.40-4,173,622.80-1,285,736.80

Finding the Fourth Proportional to 2,784,258.40, 4,173,622.80 and 1,285,736.80

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Solution

The fourth proportional to 2,784,258.40, 4,173,622.80 and 1,285,736.80 is: 1,927,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,258.40 : 4,173,622.80 = 1,285,736.80 : x
  2. Step 2: Convert to fraction form
    2,784,258.40/4,173,622.80 = 1,285,736.80/x
  3. Step 3: Cross multiply
    2,784,258.40x = 4,173,622.80 × 1,285,736.80
  4. Step 4: Simplify right side
    2,784,258.40x = 5,366,180,423,279.04
  5. Step 5: Solve for x
    x = 5,366,180,423,279.04/2,784,258.40
  6. Step 6: Final answer
    x = 1,927,328.45

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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.