Home / 1,133,638.97-1,562,598.41-766,001.30

Finding the Fourth Proportional to 1,133,638.97, 1,562,598.41 and 766,001.30

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Solution

The fourth proportional to 1,133,638.97, 1,562,598.41 and 766,001.30 is: 1,055,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,638.97 : 1,562,598.41 = 766,001.30 : x
  2. Step 2: Convert to fraction form
    1,133,638.97/1,562,598.41 = 766,001.30/x
  3. Step 3: Cross multiply
    1,133,638.97x = 1,562,598.41 × 766,001.30
  4. Step 4: Simplify right side
    1,133,638.97x = 1,196,952,401,794.93
  5. Step 5: Solve for x
    x = 1,196,952,401,794.93/1,133,638.97
  6. Step 6: Final answer
    x = 1,055,849.74

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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.