Home / 1,110,212.86-1,532,008.23-626,825.72

Finding the Fourth Proportional to 1,110,212.86, 1,532,008.23 and 626,825.72

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Solution

The fourth proportional to 1,110,212.86, 1,532,008.23 and 626,825.72 is: 864,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,212.86 : 1,532,008.23 = 626,825.72 : x
  2. Step 2: Convert to fraction form
    1,110,212.86/1,532,008.23 = 626,825.72/x
  3. Step 3: Cross multiply
    1,110,212.86x = 1,532,008.23 × 626,825.72
  4. Step 4: Simplify right side
    1,110,212.86x = 960,302,154,155.63
  5. Step 5: Solve for x
    x = 960,302,154,155.63/1,110,212.86
  6. Step 6: Final answer
    x = 864,971.21

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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.