Home / 1,127,180.19-1,690,606.20-328,247.22

Finding the Fourth Proportional to 1,127,180.19, 1,690,606.20 and 328,247.22

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Solution

The fourth proportional to 1,127,180.19, 1,690,606.20 and 328,247.22 is: 492,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,180.19 : 1,690,606.20 = 328,247.22 : x
  2. Step 2: Convert to fraction form
    1,127,180.19/1,690,606.20 = 328,247.22/x
  3. Step 3: Cross multiply
    1,127,180.19x = 1,690,606.20 × 328,247.22
  4. Step 4: Simplify right side
    1,127,180.19x = 554,936,785,264.76
  5. Step 5: Solve for x
    x = 554,936,785,264.76/1,127,180.19
  6. Step 6: Final answer
    x = 492,323.05

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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.