Home / 814,727.57-1,124,322.53-452,155.77

Finding the Fourth Proportional to 814,727.57, 1,124,322.53 and 452,155.77

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Solution

The fourth proportional to 814,727.57, 1,124,322.53 and 452,155.77 is: 623,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,727.57 : 1,124,322.53 = 452,155.77 : x
  2. Step 2: Convert to fraction form
    814,727.57/1,124,322.53 = 452,155.77/x
  3. Step 3: Cross multiply
    814,727.57x = 1,124,322.53 × 452,155.77
  4. Step 4: Simplify right side
    814,727.57x = 508,368,917,019.72
  5. Step 5: Solve for x
    x = 508,368,917,019.72/814,727.57
  6. Step 6: Final answer
    x = 623,974.12

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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.