Home / 1,051,262.48-1,575,592.78-747,172.11

Finding the Fourth Proportional to 1,051,262.48, 1,575,592.78 and 747,172.11

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Solution

The fourth proportional to 1,051,262.48, 1,575,592.78 and 747,172.11 is: 1,119,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,262.48 : 1,575,592.78 = 747,172.11 : x
  2. Step 2: Convert to fraction form
    1,051,262.48/1,575,592.78 = 747,172.11/x
  3. Step 3: Cross multiply
    1,051,262.48x = 1,575,592.78 × 747,172.11
  4. Step 4: Simplify right side
    1,051,262.48x = 1,177,238,987,374.86
  5. Step 5: Solve for x
    x = 1,177,238,987,374.86/1,051,262.48
  6. Step 6: Final answer
    x = 1,119,833.54

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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.