Home / 1,130,633.20-1,695,415.20-657,463.60

Finding the Fourth Proportional to 1,130,633.20, 1,695,415.20 and 657,463.60

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Solution

The fourth proportional to 1,130,633.20, 1,695,415.20 and 657,463.60 is: 985,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,633.20 : 1,695,415.20 = 657,463.60 : x
  2. Step 2: Convert to fraction form
    1,130,633.20/1,695,415.20 = 657,463.60/x
  3. Step 3: Cross multiply
    1,130,633.20x = 1,695,415.20 × 657,463.60
  4. Step 4: Simplify right side
    1,130,633.20x = 1,114,673,780,886.72
  5. Step 5: Solve for x
    x = 1,114,673,780,886.72/1,130,633.20
  6. Step 6: Final answer
    x = 985,884.53

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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.