Home / 1,026,973.89-1,416,746.75-664,514.64

Finding the Fourth Proportional to 1,026,973.89, 1,416,746.75 and 664,514.64

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Solution

The fourth proportional to 1,026,973.89, 1,416,746.75 and 664,514.64 is: 916,721.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,973.89 : 1,416,746.75 = 664,514.64 : x
  2. Step 2: Convert to fraction form
    1,026,973.89/1,416,746.75 = 664,514.64/x
  3. Step 3: Cross multiply
    1,026,973.89x = 1,416,746.75 × 664,514.64
  4. Step 4: Simplify right side
    1,026,973.89x = 941,448,953,224.85
  5. Step 5: Solve for x
    x = 941,448,953,224.85/1,026,973.89
  6. Step 6: Final answer
    x = 916,721.41

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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.