Home / 1,365,362.46-2,047,967.01-418,730.58

Finding the Fourth Proportional to 1,365,362.46, 2,047,967.01 and 418,730.58

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Solution

The fourth proportional to 1,365,362.46, 2,047,967.01 and 418,730.58 is: 628,072.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,362.46 : 2,047,967.01 = 418,730.58 : x
  2. Step 2: Convert to fraction form
    1,365,362.46/2,047,967.01 = 418,730.58/x
  3. Step 3: Cross multiply
    1,365,362.46x = 2,047,967.01 × 418,730.58
  4. Step 4: Simplify right side
    1,365,362.46x = 857,546,413,918.17
  5. Step 5: Solve for x
    x = 857,546,413,918.17/1,365,362.46
  6. Step 6: Final answer
    x = 628,072.35

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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.