Home / 1,386,707.36-2,078,633.82-675,856.04

Finding the Fourth Proportional to 1,386,707.36, 2,078,633.82 and 675,856.04

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Solution

The fourth proportional to 1,386,707.36, 2,078,633.82 and 675,856.04 is: 1,013,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,707.36 : 2,078,633.82 = 675,856.04 : x
  2. Step 2: Convert to fraction form
    1,386,707.36/2,078,633.82 = 675,856.04/x
  3. Step 3: Cross multiply
    1,386,707.36x = 2,078,633.82 × 675,856.04
  4. Step 4: Simplify right side
    1,386,707.36x = 1,404,857,222,195.27
  5. Step 5: Solve for x
    x = 1,404,857,222,195.27/1,386,707.36
  6. Step 6: Final answer
    x = 1,013,088.46

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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.