Home / 1,005,848.62-1,388,028.84-570,295.28

Finding the Fourth Proportional to 1,005,848.62, 1,388,028.84 and 570,295.28

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Solution

The fourth proportional to 1,005,848.62, 1,388,028.84 and 570,295.28 is: 786,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,848.62 : 1,388,028.84 = 570,295.28 : x
  2. Step 2: Convert to fraction form
    1,005,848.62/1,388,028.84 = 570,295.28/x
  3. Step 3: Cross multiply
    1,005,848.62x = 1,388,028.84 × 570,295.28
  4. Step 4: Simplify right side
    1,005,848.62x = 791,586,295,955.88
  5. Step 5: Solve for x
    x = 791,586,295,955.88/1,005,848.62
  6. Step 6: Final answer
    x = 786,983.53

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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.