Home / 3,118,750.38-4,678,122.80-1,173,842.33

Finding the Fourth Proportional to 3,118,750.38, 4,678,122.80 and 1,173,842.33

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Solution

The fourth proportional to 3,118,750.38, 4,678,122.80 and 1,173,842.33 is: 1,760,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,750.38 : 4,678,122.80 = 1,173,842.33 : x
  2. Step 2: Convert to fraction form
    3,118,750.38/4,678,122.80 = 1,173,842.33/x
  3. Step 3: Cross multiply
    3,118,750.38x = 4,678,122.80 × 1,173,842.33
  4. Step 4: Simplify right side
    3,118,750.38x = 5,491,378,547,122.12
  5. Step 5: Solve for x
    x = 5,491,378,547,122.12/3,118,750.38
  6. Step 6: Final answer
    x = 1,760,762.45

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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.