Home / 1,166,686.81-1,749,882.58-457,213.07

Finding the Fourth Proportional to 1,166,686.81, 1,749,882.58 and 457,213.07

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Solution

The fourth proportional to 1,166,686.81, 1,749,882.58 and 457,213.07 is: 685,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,686.81 : 1,749,882.58 = 457,213.07 : x
  2. Step 2: Convert to fraction form
    1,166,686.81/1,749,882.58 = 457,213.07/x
  3. Step 3: Cross multiply
    1,166,686.81x = 1,749,882.58 × 457,213.07
  4. Step 4: Simplify right side
    1,166,686.81x = 800,069,186,541.32
  5. Step 5: Solve for x
    x = 800,069,186,541.32/1,166,686.81
  6. Step 6: Final answer
    x = 685,761.75

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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.