Home / 4,679,808.40-7,019,712.60-2,160,384.40

Finding the Fourth Proportional to 4,679,808.40, 7,019,712.60 and 2,160,384.40

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Solution

The fourth proportional to 4,679,808.40, 7,019,712.60 and 2,160,384.40 is: 3,240,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,808.40 : 7,019,712.60 = 2,160,384.40 : x
  2. Step 2: Convert to fraction form
    4,679,808.40/7,019,712.60 = 2,160,384.40/x
  3. Step 3: Cross multiply
    4,679,808.40x = 7,019,712.60 × 2,160,384.40
  4. Step 4: Simplify right side
    4,679,808.40x = 15,165,277,593,523.44
  5. Step 5: Solve for x
    x = 15,165,277,593,523.44/4,679,808.40
  6. Step 6: Final answer
    x = 3,240,576.60

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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.