Home / 1,298,673.40-1,948,010.10-352,042.60

Finding the Fourth Proportional to 1,298,673.40, 1,948,010.10 and 352,042.60

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Solution

The fourth proportional to 1,298,673.40, 1,948,010.10 and 352,042.60 is: 528,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,673.40 : 1,948,010.10 = 352,042.60 : x
  2. Step 2: Convert to fraction form
    1,298,673.40/1,948,010.10 = 352,042.60/x
  3. Step 3: Cross multiply
    1,298,673.40x = 1,948,010.10 × 352,042.60
  4. Step 4: Simplify right side
    1,298,673.40x = 685,782,540,430.26
  5. Step 5: Solve for x
    x = 685,782,540,430.26/1,298,673.40
  6. Step 6: Final answer
    x = 528,063.90

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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.