Home / 1,197,091.76-1,650,492.36-766,664.24

Finding the Fourth Proportional to 1,197,091.76, 1,650,492.36 and 766,664.24

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Solution

The fourth proportional to 1,197,091.76, 1,650,492.36 and 766,664.24 is: 1,057,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,091.76 : 1,650,492.36 = 766,664.24 : x
  2. Step 2: Convert to fraction form
    1,197,091.76/1,650,492.36 = 766,664.24/x
  3. Step 3: Cross multiply
    1,197,091.76x = 1,650,492.36 × 766,664.24
  4. Step 4: Simplify right side
    1,197,091.76x = 1,265,373,470,805.21
  5. Step 5: Solve for x
    x = 1,265,373,470,805.21/1,197,091.76
  6. Step 6: Final answer
    x = 1,057,039.66

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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.