Home / 1,067,988.15-1,603,090.04-715,465.62

Finding the Fourth Proportional to 1,067,988.15, 1,603,090.04 and 715,465.62

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Solution

The fourth proportional to 1,067,988.15, 1,603,090.04 and 715,465.62 is: 1,073,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,988.15 : 1,603,090.04 = 715,465.62 : x
  2. Step 2: Convert to fraction form
    1,067,988.15/1,603,090.04 = 715,465.62/x
  3. Step 3: Cross multiply
    1,067,988.15x = 1,603,090.04 × 715,465.62
  4. Step 4: Simplify right side
    1,067,988.15x = 1,146,955,805,807.10
  5. Step 5: Solve for x
    x = 1,146,955,805,807.10/1,067,988.15
  6. Step 6: Final answer
    x = 1,073,940.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.