Home / 1,636,309.40-2,258,382.30-1,055,369.24

Finding the Fourth Proportional to 1,636,309.40, 2,258,382.30 and 1,055,369.24

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Solution

The fourth proportional to 1,636,309.40, 2,258,382.30 and 1,055,369.24 is: 1,456,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,309.40 : 2,258,382.30 = 1,055,369.24 : x
  2. Step 2: Convert to fraction form
    1,636,309.40/2,258,382.30 = 1,055,369.24/x
  3. Step 3: Cross multiply
    1,636,309.40x = 2,258,382.30 × 1,055,369.24
  4. Step 4: Simplify right side
    1,636,309.40x = 2,383,427,211,580.45
  5. Step 5: Solve for x
    x = 2,383,427,211,580.45/1,636,309.40
  6. Step 6: Final answer
    x = 1,456,587.13

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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.