Home / 2,784,025.60-4,176,038.40-890,828.80

Finding the Fourth Proportional to 2,784,025.60, 4,176,038.40 and 890,828.80

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Solution

The fourth proportional to 2,784,025.60, 4,176,038.40 and 890,828.80 is: 1,336,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,025.60 : 4,176,038.40 = 890,828.80 : x
  2. Step 2: Convert to fraction form
    2,784,025.60/4,176,038.40 = 890,828.80/x
  3. Step 3: Cross multiply
    2,784,025.60x = 4,176,038.40 × 890,828.80
  4. Step 4: Simplify right side
    2,784,025.60x = 3,720,135,276,625.92
  5. Step 5: Solve for x
    x = 3,720,135,276,625.92/2,784,025.60
  6. Step 6: Final answer
    x = 1,336,243.20

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1.5x scale

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.