Home / 1,106,051.40-1,658,105.10-749,910.60

Finding the Fourth Proportional to 1,106,051.40, 1,658,105.10 and 749,910.60

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Solution

The fourth proportional to 1,106,051.40, 1,658,105.10 and 749,910.60 is: 1,124,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,051.40 : 1,658,105.10 = 749,910.60 : x
  2. Step 2: Convert to fraction form
    1,106,051.40/1,658,105.10 = 749,910.60/x
  3. Step 3: Cross multiply
    1,106,051.40x = 1,658,105.10 × 749,910.60
  4. Step 4: Simplify right side
    1,106,051.40x = 1,243,430,590,404.06
  5. Step 5: Solve for x
    x = 1,243,430,590,404.06/1,106,051.40
  6. Step 6: Final answer
    x = 1,124,206.88

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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.