Home / 2,839,628.34-3,918,845.88-1,550,588.40

Finding the Fourth Proportional to 2,839,628.34, 3,918,845.88 and 1,550,588.40

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Solution

The fourth proportional to 2,839,628.34, 3,918,845.88 and 1,550,588.40 is: 2,139,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,628.34 : 3,918,845.88 = 1,550,588.40 : x
  2. Step 2: Convert to fraction form
    2,839,628.34/3,918,845.88 = 1,550,588.40/x
  3. Step 3: Cross multiply
    2,839,628.34x = 3,918,845.88 × 1,550,588.40
  4. Step 4: Simplify right side
    2,839,628.34x = 6,076,516,962,915.79
  5. Step 5: Solve for x
    x = 6,076,516,962,915.79/2,839,628.34
  6. Step 6: Final answer
    x = 2,139,898.69

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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.