Home / 1,650,964.72-2,277,366.04-1,038,147.60

Finding the Fourth Proportional to 1,650,964.72, 2,277,366.04 and 1,038,147.60

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Solution

The fourth proportional to 1,650,964.72, 2,277,366.04 and 1,038,147.60 is: 1,432,036.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,964.72 : 2,277,366.04 = 1,038,147.60 : x
  2. Step 2: Convert to fraction form
    1,650,964.72/2,277,366.04 = 1,038,147.60/x
  3. Step 3: Cross multiply
    1,650,964.72x = 2,277,366.04 × 1,038,147.60
  4. Step 4: Simplify right side
    1,650,964.72x = 2,364,242,088,747.50
  5. Step 5: Solve for x
    x = 2,364,242,088,747.50/1,650,964.72
  6. Step 6: Final answer
    x = 1,432,036.71

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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.