Home / 1,802,582.66-2,487,837.30-1,028,209.70

Finding the Fourth Proportional to 1,802,582.66, 2,487,837.30 and 1,028,209.70

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Solution

The fourth proportional to 1,802,582.66, 2,487,837.30 and 1,028,209.70 is: 1,419,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,582.66 : 2,487,837.30 = 1,028,209.70 : x
  2. Step 2: Convert to fraction form
    1,802,582.66/2,487,837.30 = 1,028,209.70/x
  3. Step 3: Cross multiply
    1,802,582.66x = 2,487,837.30 × 1,028,209.70
  4. Step 4: Simplify right side
    1,802,582.66x = 2,558,018,443,881.81
  5. Step 5: Solve for x
    x = 2,558,018,443,881.81/1,802,582.66
  6. Step 6: Final answer
    x = 1,419,085.24

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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.