Home / 3,280,576.40-4,920,864.60-1,036,714.40

Finding the Fourth Proportional to 3,280,576.40, 4,920,864.60 and 1,036,714.40

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Solution

The fourth proportional to 3,280,576.40, 4,920,864.60 and 1,036,714.40 is: 1,555,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,576.40 : 4,920,864.60 = 1,036,714.40 : x
  2. Step 2: Convert to fraction form
    3,280,576.40/4,920,864.60 = 1,036,714.40/x
  3. Step 3: Cross multiply
    3,280,576.40x = 4,920,864.60 × 1,036,714.40
  4. Step 4: Simplify right side
    3,280,576.40x = 5,101,531,191,270.24
  5. Step 5: Solve for x
    x = 5,101,531,191,270.24/3,280,576.40
  6. Step 6: Final answer
    x = 1,555,071.60

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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.