Home / 1,298,706.60-1,948,059.83-352,052.72

Finding the Fourth Proportional to 1,298,706.60, 1,948,059.83 and 352,052.72

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Solution

The fourth proportional to 1,298,706.60, 1,948,059.83 and 352,052.72 is: 528,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,706.60 : 1,948,059.83 = 352,052.72 : x
  2. Step 2: Convert to fraction form
    1,298,706.60/1,948,059.83 = 352,052.72/x
  3. Step 3: Cross multiply
    1,298,706.60x = 1,948,059.83 × 352,052.72
  4. Step 4: Simplify right side
    1,298,706.60x = 685,819,753,014.07
  5. Step 5: Solve for x
    x = 685,819,753,014.07/1,298,706.60
  6. Step 6: Final answer
    x = 528,079.05

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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.