Home / 1,525,164.36-2,288,392.56-766,606.29

Finding the Fourth Proportional to 1,525,164.36, 2,288,392.56 and 766,606.29

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Solution

The fourth proportional to 1,525,164.36, 2,288,392.56 and 766,606.29 is: 1,150,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,164.36 : 2,288,392.56 = 766,606.29 : x
  2. Step 2: Convert to fraction form
    1,525,164.36/2,288,392.56 = 766,606.29/x
  3. Step 3: Cross multiply
    1,525,164.36x = 2,288,392.56 × 766,606.29
  4. Step 4: Simplify right side
    1,525,164.36x = 1,754,296,130,485.20
  5. Step 5: Solve for x
    x = 1,754,296,130,485.20/1,525,164.36
  6. Step 6: Final answer
    x = 1,150,234.15

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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.