Home / 1,971,203.70-2,956,586.85-551,403.30

Finding the Fourth Proportional to 1,971,203.70, 2,956,586.85 and 551,403.30

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Solution

The fourth proportional to 1,971,203.70, 2,956,586.85 and 551,403.30 is: 827,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,203.70 : 2,956,586.85 = 551,403.30 : x
  2. Step 2: Convert to fraction form
    1,971,203.70/2,956,586.85 = 551,403.30/x
  3. Step 3: Cross multiply
    1,971,203.70x = 2,956,586.85 × 551,403.30
  4. Step 4: Simplify right side
    1,971,203.70x = 1,630,271,745,826.61
  5. Step 5: Solve for x
    x = 1,630,271,745,826.61/1,971,203.70
  6. Step 6: Final answer
    x = 827,043.77

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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.