Home / 1,334,348.86-1,841,328.48-782,990.32

Finding the Fourth Proportional to 1,334,348.86, 1,841,328.48 and 782,990.32

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Solution

The fourth proportional to 1,334,348.86, 1,841,328.48 and 782,990.32 is: 1,080,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,348.86 : 1,841,328.48 = 782,990.32 : x
  2. Step 2: Convert to fraction form
    1,334,348.86/1,841,328.48 = 782,990.32/x
  3. Step 3: Cross multiply
    1,334,348.86x = 1,841,328.48 × 782,990.32
  4. Step 4: Simplify right side
    1,334,348.86x = 1,441,742,375,780.31
  5. Step 5: Solve for x
    x = 1,441,742,375,780.31/1,334,348.86
  6. Step 6: Final answer
    x = 1,080,483.84

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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.