Home / 1,627,688.32-2,246,214.72-902,587.12

Finding the Fourth Proportional to 1,627,688.32, 2,246,214.72 and 902,587.12

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Solution

The fourth proportional to 1,627,688.32, 2,246,214.72 and 902,587.12 is: 1,245,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,688.32 : 2,246,214.72 = 902,587.12 : x
  2. Step 2: Convert to fraction form
    1,627,688.32/2,246,214.72 = 902,587.12/x
  3. Step 3: Cross multiply
    1,627,688.32x = 2,246,214.72 × 902,587.12
  4. Step 4: Simplify right side
    1,627,688.32x = 2,027,404,475,026.41
  5. Step 5: Solve for x
    x = 2,027,404,475,026.41/1,627,688.32
  6. Step 6: Final answer
    x = 1,245,572.91

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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.