Home / 1,143,085.77-1,714,818.20-384,991.38

Finding the Fourth Proportional to 1,143,085.77, 1,714,818.20 and 384,991.38

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Solution

The fourth proportional to 1,143,085.77, 1,714,818.20 and 384,991.38 is: 577,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,085.77 : 1,714,818.20 = 384,991.38 : x
  2. Step 2: Convert to fraction form
    1,143,085.77/1,714,818.20 = 384,991.38/x
  3. Step 3: Cross multiply
    1,143,085.77x = 1,714,818.20 × 384,991.38
  4. Step 4: Simplify right side
    1,143,085.77x = 660,190,223,342.16
  5. Step 5: Solve for x
    x = 660,190,223,342.16/1,143,085.77
  6. Step 6: Final answer
    x = 577,550.91

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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.