Home / 2,477,041.43-3,418,329.29-1,389,371.14

Finding the Fourth Proportional to 2,477,041.43, 3,418,329.29 and 1,389,371.14

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Solution

The fourth proportional to 2,477,041.43, 3,418,329.29 and 1,389,371.14 is: 1,917,338.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,041.43 : 3,418,329.29 = 1,389,371.14 : x
  2. Step 2: Convert to fraction form
    2,477,041.43/3,418,329.29 = 1,389,371.14/x
  3. Step 3: Cross multiply
    2,477,041.43x = 3,418,329.29 × 1,389,371.14
  4. Step 4: Simplify right side
    2,477,041.43x = 4,749,328,047,050.01
  5. Step 5: Solve for x
    x = 4,749,328,047,050.01/2,477,041.43
  6. Step 6: Final answer
    x = 1,917,338.96

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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.