Home / 1,326,649.32-1,830,546.54-782,744.04

Finding the Fourth Proportional to 1,326,649.32, 1,830,546.54 and 782,744.04

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Solution

The fourth proportional to 1,326,649.32, 1,830,546.54 and 782,744.04 is: 1,080,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,649.32 : 1,830,546.54 = 782,744.04 : x
  2. Step 2: Convert to fraction form
    1,326,649.32/1,830,546.54 = 782,744.04/x
  3. Step 3: Cross multiply
    1,326,649.32x = 1,830,546.54 × 782,744.04
  4. Step 4: Simplify right side
    1,326,649.32x = 1,432,849,394,127.62
  5. Step 5: Solve for x
    x = 1,432,849,394,127.62/1,326,649.32
  6. Step 6: Final answer
    x = 1,080,051.35

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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.