Home / 807,075.66-1,105,698.46-776,807.58

Finding the Fourth Proportional to 807,075.66, 1,105,698.46 and 776,807.58

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Solution

The fourth proportional to 807,075.66, 1,105,698.46 and 776,807.58 is: 1,064,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,075.66 : 1,105,698.46 = 776,807.58 : x
  2. Step 2: Convert to fraction form
    807,075.66/1,105,698.46 = 776,807.58/x
  3. Step 3: Cross multiply
    807,075.66x = 1,105,698.46 × 776,807.58
  4. Step 4: Simplify right side
    807,075.66x = 858,914,939,393.84
  5. Step 5: Solve for x
    x = 858,914,939,393.84/807,075.66
  6. Step 6: Final answer
    x = 1,064,231.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.