Home / 1,043,678.51-1,429,484.66-982,398.77

Finding the Fourth Proportional to 1,043,678.51, 1,429,484.66 and 982,398.77

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Solution

The fourth proportional to 1,043,678.51, 1,429,484.66 and 982,398.77 is: 1,345,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,678.51 : 1,429,484.66 = 982,398.77 : x
  2. Step 2: Convert to fraction form
    1,043,678.51/1,429,484.66 = 982,398.77/x
  3. Step 3: Cross multiply
    1,043,678.51x = 1,429,484.66 × 982,398.77
  4. Step 4: Simplify right side
    1,043,678.51x = 1,404,323,971,717.87
  5. Step 5: Solve for x
    x = 1,404,323,971,717.87/1,043,678.51
  6. Step 6: Final answer
    x = 1,345,552.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.