Home / 1,341,393-1,851,010.02-790,021.32

Finding the Fourth Proportional to 1,341,393, 1,851,010.02 and 790,021.32

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Solution

The fourth proportional to 1,341,393, 1,851,010.02 and 790,021.32 is: 1,090,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,393 : 1,851,010.02 = 790,021.32 : x
  2. Step 2: Convert to fraction form
    1,341,393/1,851,010.02 = 790,021.32/x
  3. Step 3: Cross multiply
    1,341,393x = 1,851,010.02 × 790,021.32
  4. Step 4: Simplify right side
    1,341,393x = 1,462,337,379,333.63
  5. Step 5: Solve for x
    x = 1,462,337,379,333.63/1,341,393
  6. Step 6: Final answer
    x = 1,090,163.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.