Home / 1,971,073.40-2,952,462.90-1,639,297.40

Finding the Fourth Proportional to 1,971,073.40, 2,952,462.90 and 1,639,297.40

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Solution

The fourth proportional to 1,971,073.40, 2,952,462.90 and 1,639,297.40 is: 2,455,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,073.40 : 2,952,462.90 = 1,639,297.40 : x
  2. Step 2: Convert to fraction form
    1,971,073.40/2,952,462.90 = 1,639,297.40/x
  3. Step 3: Cross multiply
    1,971,073.40x = 2,952,462.90 × 1,639,297.40
  4. Step 4: Simplify right side
    1,971,073.40x = 4,839,964,755,566.46
  5. Step 5: Solve for x
    x = 4,839,964,755,566.46/1,971,073.40
  6. Step 6: Final answer
    x = 2,455,496.97

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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.