Home / 3,112,613.10-4,669,794.45-1,316,357.10

Finding the Fourth Proportional to 3,112,613.10, 4,669,794.45 and 1,316,357.10

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Solution

The fourth proportional to 3,112,613.10, 4,669,794.45 and 1,316,357.10 is: 1,974,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,613.10 : 4,669,794.45 = 1,316,357.10 : x
  2. Step 2: Convert to fraction form
    3,112,613.10/4,669,794.45 = 1,316,357.10/x
  3. Step 3: Cross multiply
    3,112,613.10x = 4,669,794.45 × 1,316,357.10
  4. Step 4: Simplify right side
    3,112,613.10x = 6,147,117,079,798.10
  5. Step 5: Solve for x
    x = 6,147,117,079,798.10/3,112,613.10
  6. Step 6: Final answer
    x = 1,974,905.61

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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.