Home / 1,302,729.60-1,954,029.60-671,707.20

Finding the Fourth Proportional to 1,302,729.60, 1,954,029.60 and 671,707.20

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Solution

The fourth proportional to 1,302,729.60, 1,954,029.60 and 671,707.20 is: 1,007,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,729.60 : 1,954,029.60 = 671,707.20 : x
  2. Step 2: Convert to fraction form
    1,302,729.60/1,954,029.60 = 671,707.20/x
  3. Step 3: Cross multiply
    1,302,729.60x = 1,954,029.60 × 671,707.20
  4. Step 4: Simplify right side
    1,302,729.60x = 1,312,535,751,333.12
  5. Step 5: Solve for x
    x = 1,312,535,751,333.12/1,302,729.60
  6. Step 6: Final answer
    x = 1,007,527.39

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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.