Home / 1,268,175.15-1,750,148.78-695,239.47

Finding the Fourth Proportional to 1,268,175.15, 1,750,148.78 and 695,239.47

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Solution

The fourth proportional to 1,268,175.15, 1,750,148.78 and 695,239.47 is: 959,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,175.15 : 1,750,148.78 = 695,239.47 : x
  2. Step 2: Convert to fraction form
    1,268,175.15/1,750,148.78 = 695,239.47/x
  3. Step 3: Cross multiply
    1,268,175.15x = 1,750,148.78 × 695,239.47
  4. Step 4: Simplify right side
    1,268,175.15x = 1,216,772,506,752.15
  5. Step 5: Solve for x
    x = 1,216,772,506,752.15/1,268,175.15
  6. Step 6: Final answer
    x = 959,467.24

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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.