Home / 1,078,095-1,616,451.14-447,444.12

Finding the Fourth Proportional to 1,078,095, 1,616,451.14 and 447,444.12

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Solution

The fourth proportional to 1,078,095, 1,616,451.14 and 447,444.12 is: 670,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,095 : 1,616,451.14 = 447,444.12 : x
  2. Step 2: Convert to fraction form
    1,078,095/1,616,451.14 = 447,444.12/x
  3. Step 3: Cross multiply
    1,078,095x = 1,616,451.14 × 447,444.12
  4. Step 4: Simplify right side
    1,078,095x = 723,271,557,860.30
  5. Step 5: Solve for x
    x = 723,271,557,860.30/1,078,095
  6. Step 6: Final answer
    x = 670,879.24

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1.5x scale

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.