Home / 1,438,460.40-2,160,023.40-967,234.80

Finding the Fourth Proportional to 1,438,460.40, 2,160,023.40 and 967,234.80

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Solution

The fourth proportional to 1,438,460.40, 2,160,023.40 and 967,234.80 is: 1,452,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,460.40 : 2,160,023.40 = 967,234.80 : x
  2. Step 2: Convert to fraction form
    1,438,460.40/2,160,023.40 = 967,234.80/x
  3. Step 3: Cross multiply
    1,438,460.40x = 2,160,023.40 × 967,234.80
  4. Step 4: Simplify right side
    1,438,460.40x = 2,089,249,801,294.32
  5. Step 5: Solve for x
    x = 2,089,249,801,294.32/1,438,460.40
  6. Step 6: Final answer
    x = 1,452,420.80

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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.