Home / 1,190,032.34-1,785,105.92-391,296.20

Finding the Fourth Proportional to 1,190,032.34, 1,785,105.92 and 391,296.20

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Solution

The fourth proportional to 1,190,032.34, 1,785,105.92 and 391,296.20 is: 586,963.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,032.34 : 1,785,105.92 = 391,296.20 : x
  2. Step 2: Convert to fraction form
    1,190,032.34/1,785,105.92 = 391,296.20/x
  3. Step 3: Cross multiply
    1,190,032.34x = 1,785,105.92 × 391,296.20
  4. Step 4: Simplify right side
    1,190,032.34x = 698,505,168,534.51
  5. Step 5: Solve for x
    x = 698,505,168,534.51/1,190,032.34
  6. Step 6: Final answer
    x = 586,963.18

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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.