Home / 1,971,293.20-2,956,721.10-551,492.80

Finding the Fourth Proportional to 1,971,293.20, 2,956,721.10 and 551,492.80

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Solution

The fourth proportional to 1,971,293.20, 2,956,721.10 and 551,492.80 is: 827,178.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,293.20 : 2,956,721.10 = 551,492.80 : x
  2. Step 2: Convert to fraction form
    1,971,293.20/2,956,721.10 = 551,492.80/x
  3. Step 3: Cross multiply
    1,971,293.20x = 2,956,721.10 × 551,492.80
  4. Step 4: Simplify right side
    1,971,293.20x = 1,630,610,398,258.08
  5. Step 5: Solve for x
    x = 1,630,610,398,258.08/1,971,293.20
  6. Step 6: Final answer
    x = 827,178.02

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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.