Home / 1,271,518.12-1,906,981.53-473,175.64

Finding the Fourth Proportional to 1,271,518.12, 1,906,981.53 and 473,175.64

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Solution

The fourth proportional to 1,271,518.12, 1,906,981.53 and 473,175.64 is: 709,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,518.12 : 1,906,981.53 = 473,175.64 : x
  2. Step 2: Convert to fraction form
    1,271,518.12/1,906,981.53 = 473,175.64/x
  3. Step 3: Cross multiply
    1,271,518.12x = 1,906,981.53 × 473,175.64
  4. Step 4: Simplify right side
    1,271,518.12x = 902,337,205,925.93
  5. Step 5: Solve for x
    x = 902,337,205,925.93/1,271,518.12
  6. Step 6: Final answer
    x = 709,653.44

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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.