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Finding the Fourth Proportional to 4,648,951.64, 6,973,033.80 and 1,615,538.90

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Solution

The fourth proportional to 4,648,951.64, 6,973,033.80 and 1,615,538.90 is: 2,423,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,951.64 : 6,973,033.80 = 1,615,538.90 : x
  2. Step 2: Convert to fraction form
    4,648,951.64/6,973,033.80 = 1,615,538.90/x
  3. Step 3: Cross multiply
    4,648,951.64x = 6,973,033.80 × 1,615,538.90
  4. Step 4: Simplify right side
    4,648,951.64x = 11,265,207,354,914.82
  5. Step 5: Solve for x
    x = 11,265,207,354,914.82/4,648,951.64
  6. Step 6: Final answer
    x = 2,423,171.55

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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.