Home / 1,298,652.17-1,947,978.25-352,022.89

Finding the Fourth Proportional to 1,298,652.17, 1,947,978.25 and 352,022.89

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Solution

The fourth proportional to 1,298,652.17, 1,947,978.25 and 352,022.89 is: 528,034.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,652.17 : 1,947,978.25 = 352,022.89 : x
  2. Step 2: Convert to fraction form
    1,298,652.17/1,947,978.25 = 352,022.89/x
  3. Step 3: Cross multiply
    1,298,652.17x = 1,947,978.25 × 352,022.89
  4. Step 4: Simplify right side
    1,298,652.17x = 685,732,927,472.14
  5. Step 5: Solve for x
    x = 685,732,927,472.14/1,298,652.17
  6. Step 6: Final answer
    x = 528,034.33

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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.