Home / 1,666,165.73-2,497,358.61-765,746.45

Finding the Fourth Proportional to 1,666,165.73, 2,497,358.61 and 765,746.45

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Solution

The fourth proportional to 1,666,165.73, 2,497,358.61 and 765,746.45 is: 1,147,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,165.73 : 2,497,358.61 = 765,746.45 : x
  2. Step 2: Convert to fraction form
    1,666,165.73/2,497,358.61 = 765,746.45/x
  3. Step 3: Cross multiply
    1,666,165.73x = 2,497,358.61 × 765,746.45
  4. Step 4: Simplify right side
    1,666,165.73x = 1,912,343,477,497.64
  5. Step 5: Solve for x
    x = 1,912,343,477,497.64/1,666,165.73
  6. Step 6: Final answer
    x = 1,147,751.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.