Home / 1,173,254.32-1,619,090.96-636,710.32

Finding the Fourth Proportional to 1,173,254.32, 1,619,090.96 and 636,710.32

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Solution

The fourth proportional to 1,173,254.32, 1,619,090.96 and 636,710.32 is: 878,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,254.32 : 1,619,090.96 = 636,710.32 : x
  2. Step 2: Convert to fraction form
    1,173,254.32/1,619,090.96 = 636,710.32/x
  3. Step 3: Cross multiply
    1,173,254.32x = 1,619,090.96 × 636,710.32
  4. Step 4: Simplify right side
    1,173,254.32x = 1,030,891,923,250.71
  5. Step 5: Solve for x
    x = 1,030,891,923,250.71/1,173,254.32
  6. Step 6: Final answer
    x = 878,660.24

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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.