Home / 1,157,205.60-1,735,549.20-760,629.60

Finding the Fourth Proportional to 1,157,205.60, 1,735,549.20 and 760,629.60

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Solution

The fourth proportional to 1,157,205.60, 1,735,549.20 and 760,629.60 is: 1,140,774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,205.60 : 1,735,549.20 = 760,629.60 : x
  2. Step 2: Convert to fraction form
    1,157,205.60/1,735,549.20 = 760,629.60/x
  3. Step 3: Cross multiply
    1,157,205.60x = 1,735,549.20 × 760,629.60
  4. Step 4: Simplify right side
    1,157,205.60x = 1,320,110,093,776.32
  5. Step 5: Solve for x
    x = 1,320,110,093,776.32/1,157,205.60
  6. Step 6: Final answer
    x = 1,140,774.03

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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.