Home / 2,878,056.12-3,971,722.48-1,588,898.58

Finding the Fourth Proportional to 2,878,056.12, 3,971,722.48 and 1,588,898.58

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Solution

The fourth proportional to 2,878,056.12, 3,971,722.48 and 1,588,898.58 is: 2,192,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,056.12 : 3,971,722.48 = 1,588,898.58 : x
  2. Step 2: Convert to fraction form
    2,878,056.12/3,971,722.48 = 1,588,898.58/x
  3. Step 3: Cross multiply
    2,878,056.12x = 3,971,722.48 × 1,588,898.58
  4. Step 4: Simplify right side
    2,878,056.12x = 6,310,664,208,626.08
  5. Step 5: Solve for x
    x = 6,310,664,208,626.08/2,878,056.12
  6. Step 6: Final answer
    x = 2,192,682.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.