Home / 1,198,181.40-1,653,609.69-714,746.22

Finding the Fourth Proportional to 1,198,181.40, 1,653,609.69 and 714,746.22

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Solution

The fourth proportional to 1,198,181.40, 1,653,609.69 and 714,746.22 is: 986,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,181.40 : 1,653,609.69 = 714,746.22 : x
  2. Step 2: Convert to fraction form
    1,198,181.40/1,653,609.69 = 714,746.22/x
  3. Step 3: Cross multiply
    1,198,181.40x = 1,653,609.69 × 714,746.22
  4. Step 4: Simplify right side
    1,198,181.40x = 1,181,911,275,282.87
  5. Step 5: Solve for x
    x = 1,181,911,275,282.87/1,198,181.40
  6. Step 6: Final answer
    x = 986,420.98

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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.