Home / 1,580,172.93-2,180,634.26-855,032.98

Finding the Fourth Proportional to 1,580,172.93, 2,180,634.26 and 855,032.98

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Solution

The fourth proportional to 1,580,172.93, 2,180,634.26 and 855,032.98 is: 1,179,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,172.93 : 2,180,634.26 = 855,032.98 : x
  2. Step 2: Convert to fraction form
    1,580,172.93/2,180,634.26 = 855,032.98/x
  3. Step 3: Cross multiply
    1,580,172.93x = 2,180,634.26 × 855,032.98
  4. Step 4: Simplify right side
    1,580,172.93x = 1,864,514,209,617.89
  5. Step 5: Solve for x
    x = 1,864,514,209,617.89/1,580,172.93
  6. Step 6: Final answer
    x = 1,179,943.14

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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.