Home / 1,135,937.60-1,701,832.80-692,187.20

Finding the Fourth Proportional to 1,135,937.60, 1,701,832.80 and 692,187.20

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Solution

The fourth proportional to 1,135,937.60, 1,701,832.80 and 692,187.20 is: 1,037,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,937.60 : 1,701,832.80 = 692,187.20 : x
  2. Step 2: Convert to fraction form
    1,135,937.60/1,701,832.80 = 692,187.20/x
  3. Step 3: Cross multiply
    1,135,937.60x = 1,701,832.80 × 692,187.20
  4. Step 4: Simplify right side
    1,135,937.60x = 1,177,986,880,700.16
  5. Step 5: Solve for x
    x = 1,177,986,880,700.16/1,135,937.60
  6. Step 6: Final answer
    x = 1,037,017.25

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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.