Home / 1,755,128-2,422,076.64-950,312

Finding the Fourth Proportional to 1,755,128, 2,422,076.64 and 950,312

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Solution

The fourth proportional to 1,755,128, 2,422,076.64 and 950,312 is: 1,311,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,128 : 2,422,076.64 = 950,312 : x
  2. Step 2: Convert to fraction form
    1,755,128/2,422,076.64 = 950,312/x
  3. Step 3: Cross multiply
    1,755,128x = 2,422,076.64 × 950,312
  4. Step 4: Simplify right side
    1,755,128x = 2,301,728,495,911.68
  5. Step 5: Solve for x
    x = 2,301,728,495,911.68/1,755,128
  6. Step 6: Final answer
    x = 1,311,430.56

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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.