Home / 1,124,028.40-1,686,042.60-365,941.30

Finding the Fourth Proportional to 1,124,028.40, 1,686,042.60 and 365,941.30

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Solution

The fourth proportional to 1,124,028.40, 1,686,042.60 and 365,941.30 is: 548,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,028.40 : 1,686,042.60 = 365,941.30 : x
  2. Step 2: Convert to fraction form
    1,124,028.40/1,686,042.60 = 365,941.30/x
  3. Step 3: Cross multiply
    1,124,028.40x = 1,686,042.60 × 365,941.30
  4. Step 4: Simplify right side
    1,124,028.40x = 616,992,620,899.38
  5. Step 5: Solve for x
    x = 616,992,620,899.38/1,124,028.40
  6. Step 6: Final answer
    x = 548,911.95

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Double scale
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Similar ratio
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1.5x scale

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.