Home / 1,076,619.60-1,614,929.40-976,892.40

Finding the Fourth Proportional to 1,076,619.60, 1,614,929.40 and 976,892.40

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Solution

The fourth proportional to 1,076,619.60, 1,614,929.40 and 976,892.40 is: 1,465,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,619.60 : 1,614,929.40 = 976,892.40 : x
  2. Step 2: Convert to fraction form
    1,076,619.60/1,614,929.40 = 976,892.40/x
  3. Step 3: Cross multiply
    1,076,619.60x = 1,614,929.40 × 976,892.40
  4. Step 4: Simplify right side
    1,076,619.60x = 1,577,612,257,396.56
  5. Step 5: Solve for x
    x = 1,577,612,257,396.56/1,076,619.60
  6. Step 6: Final answer
    x = 1,465,338.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.