Home / 1,644,155.89-2,466,235.04-446,078.12

Finding the Fourth Proportional to 1,644,155.89, 2,466,235.04 and 446,078.12

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Solution

The fourth proportional to 1,644,155.89, 2,466,235.04 and 446,078.12 is: 669,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,155.89 : 2,466,235.04 = 446,078.12 : x
  2. Step 2: Convert to fraction form
    1,644,155.89/2,466,235.04 = 446,078.12/x
  3. Step 3: Cross multiply
    1,644,155.89x = 2,466,235.04 × 446,078.12
  4. Step 4: Simplify right side
    1,644,155.89x = 1,100,133,475,559.76
  5. Step 5: Solve for x
    x = 1,100,133,475,559.76/1,644,155.89
  6. Step 6: Final answer
    x = 669,117.50

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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.