Home / 1,056,340.29-1,456,051.86-826,501.17

Finding the Fourth Proportional to 1,056,340.29, 1,456,051.86 and 826,501.17

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Solution

The fourth proportional to 1,056,340.29, 1,456,051.86 and 826,501.17 is: 1,139,243.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,340.29 : 1,456,051.86 = 826,501.17 : x
  2. Step 2: Convert to fraction form
    1,056,340.29/1,456,051.86 = 826,501.17/x
  3. Step 3: Cross multiply
    1,056,340.29x = 1,456,051.86 × 826,501.17
  4. Step 4: Simplify right side
    1,056,340.29x = 1,203,428,565,870.68
  5. Step 5: Solve for x
    x = 1,203,428,565,870.68/1,056,340.29
  6. Step 6: Final answer
    x = 1,139,243.27

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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.