Home / 1,113,448.80-1,536,539.20-677,708.32

Finding the Fourth Proportional to 1,113,448.80, 1,536,539.20 and 677,708.32

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Solution

The fourth proportional to 1,113,448.80, 1,536,539.20 and 677,708.32 is: 935,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,448.80 : 1,536,539.20 = 677,708.32 : x
  2. Step 2: Convert to fraction form
    1,113,448.80/1,536,539.20 = 677,708.32/x
  3. Step 3: Cross multiply
    1,113,448.80x = 1,536,539.20 × 677,708.32
  4. Step 4: Simplify right side
    1,113,448.80x = 1,041,325,399,846.14
  5. Step 5: Solve for x
    x = 1,041,325,399,846.14/1,113,448.80
  6. Step 6: Final answer
    x = 935,225.22

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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.