Home / 2,280,547.78-3,147,183.93-1,262,047.30

Finding the Fourth Proportional to 2,280,547.78, 3,147,183.93 and 1,262,047.30

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Solution

The fourth proportional to 2,280,547.78, 3,147,183.93 and 1,262,047.30 is: 1,741,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,547.78 : 3,147,183.93 = 1,262,047.30 : x
  2. Step 2: Convert to fraction form
    2,280,547.78/3,147,183.93 = 1,262,047.30/x
  3. Step 3: Cross multiply
    2,280,547.78x = 3,147,183.93 × 1,262,047.30
  4. Step 4: Simplify right side
    2,280,547.78x = 3,971,894,981,459.89
  5. Step 5: Solve for x
    x = 3,971,894,981,459.89/2,280,547.78
  6. Step 6: Final answer
    x = 1,741,640.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.