Home / 1,069,843.03-1,476,534.78-662,076.21

Finding the Fourth Proportional to 1,069,843.03, 1,476,534.78 and 662,076.21

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Solution

The fourth proportional to 1,069,843.03, 1,476,534.78 and 662,076.21 is: 913,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,843.03 : 1,476,534.78 = 662,076.21 : x
  2. Step 2: Convert to fraction form
    1,069,843.03/1,476,534.78 = 662,076.21/x
  3. Step 3: Cross multiply
    1,069,843.03x = 1,476,534.78 × 662,076.21
  4. Step 4: Simplify right side
    1,069,843.03x = 977,578,551,075.58
  5. Step 5: Solve for x
    x = 977,578,551,075.58/1,069,843.03
  6. Step 6: Final answer
    x = 913,758.86

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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.