Home / 4,360,485.28-6,540,757.08-1,520,586.40

Finding the Fourth Proportional to 4,360,485.28, 6,540,757.08 and 1,520,586.40

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Solution

The fourth proportional to 4,360,485.28, 6,540,757.08 and 1,520,586.40 is: 2,280,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360,485.28 : 6,540,757.08 = 1,520,586.40 : x
  2. Step 2: Convert to fraction form
    4,360,485.28/6,540,757.08 = 1,520,586.40/x
  3. Step 3: Cross multiply
    4,360,485.28x = 6,540,757.08 × 1,520,586.40
  4. Step 4: Simplify right side
    4,360,485.28x = 9,945,786,261,551.71
  5. Step 5: Solve for x
    x = 9,945,786,261,551.71/4,360,485.28
  6. Step 6: Final answer
    x = 2,280,889.77

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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.