Home / 1,755,606.80-2,421,767.28-1,429,270.88

Finding the Fourth Proportional to 1,755,606.80, 2,421,767.28 and 1,429,270.88

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Solution

The fourth proportional to 1,755,606.80, 2,421,767.28 and 1,429,270.88 is: 1,971,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,606.80 : 2,421,767.28 = 1,429,270.88 : x
  2. Step 2: Convert to fraction form
    1,755,606.80/2,421,767.28 = 1,429,270.88/x
  3. Step 3: Cross multiply
    1,755,606.80x = 2,421,767.28 × 1,429,270.88
  4. Step 4: Simplify right side
    1,755,606.80x = 3,461,361,451,440.81
  5. Step 5: Solve for x
    x = 3,461,361,451,440.81/1,755,606.80
  6. Step 6: Final answer
    x = 1,971,604.04

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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.