Home / 1,802,478.82-2,487,250.65-1,077,182.14

Finding the Fourth Proportional to 1,802,478.82, 2,487,250.65 and 1,077,182.14

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Solution

The fourth proportional to 1,802,478.82, 2,487,250.65 and 1,077,182.14 is: 1,486,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,478.82 : 2,487,250.65 = 1,077,182.14 : x
  2. Step 2: Convert to fraction form
    1,802,478.82/2,487,250.65 = 1,077,182.14/x
  3. Step 3: Cross multiply
    1,802,478.82x = 2,487,250.65 × 1,077,182.14
  4. Step 4: Simplify right side
    1,802,478.82x = 2,679,221,977,883.39
  5. Step 5: Solve for x
    x = 2,679,221,977,883.39/1,802,478.82
  6. Step 6: Final answer
    x = 1,486,409.69

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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.