Home / 1,147,372.80-1,718,985.60-1,014,662.40

Finding the Fourth Proportional to 1,147,372.80, 1,718,985.60 and 1,014,662.40

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Solution

The fourth proportional to 1,147,372.80, 1,718,985.60 and 1,014,662.40 is: 1,520,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,372.80 : 1,718,985.60 = 1,014,662.40 : x
  2. Step 2: Convert to fraction form
    1,147,372.80/1,718,985.60 = 1,014,662.40/x
  3. Step 3: Cross multiply
    1,147,372.80x = 1,718,985.60 × 1,014,662.40
  4. Step 4: Simplify right side
    1,147,372.80x = 1,744,190,054,461.44
  5. Step 5: Solve for x
    x = 1,744,190,054,461.44/1,147,372.80
  6. Step 6: Final answer
    x = 1,520,159.84

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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.