Home / 1,971,272.70-2,956,690.35-551,472.30

Finding the Fourth Proportional to 1,971,272.70, 2,956,690.35 and 551,472.30

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Solution

The fourth proportional to 1,971,272.70, 2,956,690.35 and 551,472.30 is: 827,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,272.70 : 2,956,690.35 = 551,472.30 : x
  2. Step 2: Convert to fraction form
    1,971,272.70/2,956,690.35 = 551,472.30/x
  3. Step 3: Cross multiply
    1,971,272.70x = 2,956,690.35 × 551,472.30
  4. Step 4: Simplify right side
    1,971,272.70x = 1,630,532,827,702.31
  5. Step 5: Solve for x
    x = 1,630,532,827,702.31/1,971,272.70
  6. Step 6: Final answer
    x = 827,147.27

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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.