Home / 814,406.16-1,124,015.40-451,946.44

Finding the Fourth Proportional to 814,406.16, 1,124,015.40 and 451,946.44

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Solution

The fourth proportional to 814,406.16, 1,124,015.40 and 451,946.44 is: 623,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,406.16 : 1,124,015.40 = 451,946.44 : x
  2. Step 2: Convert to fraction form
    814,406.16/1,124,015.40 = 451,946.44/x
  3. Step 3: Cross multiply
    814,406.16x = 1,124,015.40 × 451,946.44
  4. Step 4: Simplify right side
    814,406.16x = 507,994,758,535.18
  5. Step 5: Solve for x
    x = 507,994,758,535.18/814,406.16
  6. Step 6: Final answer
    x = 623,760.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.