Home / 1,832,486.10-2,749,801.05-767,438.70

Finding the Fourth Proportional to 1,832,486.10, 2,749,801.05 and 767,438.70

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Solution

The fourth proportional to 1,832,486.10, 2,749,801.05 and 767,438.70 is: 1,151,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,486.10 : 2,749,801.05 = 767,438.70 : x
  2. Step 2: Convert to fraction form
    1,832,486.10/2,749,801.05 = 767,438.70/x
  3. Step 3: Cross multiply
    1,832,486.10x = 2,749,801.05 × 767,438.70
  4. Step 4: Simplify right side
    1,832,486.10x = 2,110,303,743,070.63
  5. Step 5: Solve for x
    x = 2,110,303,743,070.63/1,832,486.10
  6. Step 6: Final answer
    x = 1,151,606.96

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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.