Home / 1,333,806.88-1,840,699.92-730,199.20

Finding the Fourth Proportional to 1,333,806.88, 1,840,699.92 and 730,199.20

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Solution

The fourth proportional to 1,333,806.88, 1,840,699.92 and 730,199.20 is: 1,007,700.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,806.88 : 1,840,699.92 = 730,199.20 : x
  2. Step 2: Convert to fraction form
    1,333,806.88/1,840,699.92 = 730,199.20/x
  3. Step 3: Cross multiply
    1,333,806.88x = 1,840,699.92 × 730,199.20
  4. Step 4: Simplify right side
    1,333,806.88x = 1,344,077,609,024.06
  5. Step 5: Solve for x
    x = 1,344,077,609,024.06/1,333,806.88
  6. Step 6: Final answer
    x = 1,007,700.31

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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.