Home / 1,627,665.40-2,246,205.18-902,543.68

Finding the Fourth Proportional to 1,627,665.40, 2,246,205.18 and 902,543.68

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Solution

The fourth proportional to 1,627,665.40, 2,246,205.18 and 902,543.68 is: 1,245,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,665.40 : 2,246,205.18 = 902,543.68 : x
  2. Step 2: Convert to fraction form
    1,627,665.40/2,246,205.18 = 902,543.68/x
  3. Step 3: Cross multiply
    1,627,665.40x = 2,246,205.18 × 902,543.68
  4. Step 4: Simplify right side
    1,627,665.40x = 2,027,298,289,192.26
  5. Step 5: Solve for x
    x = 2,027,298,289,192.26/1,627,665.40
  6. Step 6: Final answer
    x = 1,245,525.21

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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.