Home / 1,316,757.04-1,817,162.04-743,821.36

Finding the Fourth Proportional to 1,316,757.04, 1,817,162.04 and 743,821.36

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Solution

The fourth proportional to 1,316,757.04, 1,817,162.04 and 743,821.36 is: 1,026,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,757.04 : 1,817,162.04 = 743,821.36 : x
  2. Step 2: Convert to fraction form
    1,316,757.04/1,817,162.04 = 743,821.36/x
  3. Step 3: Cross multiply
    1,316,757.04x = 1,817,162.04 × 743,821.36
  4. Step 4: Simplify right side
    1,316,757.04x = 1,351,643,939,933.17
  5. Step 5: Solve for x
    x = 1,351,643,939,933.17/1,316,757.04
  6. Step 6: Final answer
    x = 1,026,494.56

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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.