Home / 5,432,601.60-8,139,571.20-2,586,585.60

Finding the Fourth Proportional to 5,432,601.60, 8,139,571.20 and 2,586,585.60

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Solution

The fourth proportional to 5,432,601.60, 8,139,571.20 and 2,586,585.60 is: 3,875,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,601.60 : 8,139,571.20 = 2,586,585.60 : x
  2. Step 2: Convert to fraction form
    5,432,601.60/8,139,571.20 = 2,586,585.60/x
  3. Step 3: Cross multiply
    5,432,601.60x = 8,139,571.20 × 2,586,585.60
  4. Step 4: Simplify right side
    5,432,601.60x = 21,053,697,656,094.72
  5. Step 5: Solve for x
    x = 21,053,697,656,094.72/5,432,601.60
  6. Step 6: Final answer
    x = 3,875,435.60

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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.