Home / 1,931,466.64-2,665,404.70-1,072,004.80

Finding the Fourth Proportional to 1,931,466.64, 2,665,404.70 and 1,072,004.80

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Solution

The fourth proportional to 1,931,466.64, 2,665,404.70 and 1,072,004.80 is: 1,479,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,466.64 : 2,665,404.70 = 1,072,004.80 : x
  2. Step 2: Convert to fraction form
    1,931,466.64/2,665,404.70 = 1,072,004.80/x
  3. Step 3: Cross multiply
    1,931,466.64x = 2,665,404.70 × 1,072,004.80
  4. Step 4: Simplify right side
    1,931,466.64x = 2,857,326,632,342.56
  5. Step 5: Solve for x
    x = 2,857,326,632,342.56/1,931,466.64
  6. Step 6: Final answer
    x = 1,479,355.93

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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.