Home / 4,638,667.43-6,959,000.47-1,399,934.14

Finding the Fourth Proportional to 4,638,667.43, 6,959,000.47 and 1,399,934.14

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Solution

The fourth proportional to 4,638,667.43, 6,959,000.47 and 1,399,934.14 is: 2,100,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,667.43 : 6,959,000.47 = 1,399,934.14 : x
  2. Step 2: Convert to fraction form
    4,638,667.43/6,959,000.47 = 1,399,934.14/x
  3. Step 3: Cross multiply
    4,638,667.43x = 6,959,000.47 × 1,399,934.14
  4. Step 4: Simplify right side
    4,638,667.43x = 9,742,142,319,956.59
  5. Step 5: Solve for x
    x = 9,742,142,319,956.59/4,638,667.43
  6. Step 6: Final answer
    x = 2,100,202.80

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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.