Home / 1,438,178.90-2,158,092.60-585,093.10

Finding the Fourth Proportional to 1,438,178.90, 2,158,092.60 and 585,093.10

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Solution

The fourth proportional to 1,438,178.90, 2,158,092.60 and 585,093.10 is: 877,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,178.90 : 2,158,092.60 = 585,093.10 : x
  2. Step 2: Convert to fraction form
    1,438,178.90/2,158,092.60 = 585,093.10/x
  3. Step 3: Cross multiply
    1,438,178.90x = 2,158,092.60 × 585,093.10
  4. Step 4: Simplify right side
    1,438,178.90x = 1,262,685,089,421.06
  5. Step 5: Solve for x
    x = 1,262,685,089,421.06/1,438,178.90
  6. Step 6: Final answer
    x = 877,974.98

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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.