Home / 1,333,812.66-1,840,836.72-760,721.46

Finding the Fourth Proportional to 1,333,812.66, 1,840,836.72 and 760,721.46

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Solution

The fourth proportional to 1,333,812.66, 1,840,836.72 and 760,721.46 is: 1,049,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,812.66 : 1,840,836.72 = 760,721.46 : x
  2. Step 2: Convert to fraction form
    1,333,812.66/1,840,836.72 = 760,721.46/x
  3. Step 3: Cross multiply
    1,333,812.66x = 1,840,836.72 × 760,721.46
  4. Step 4: Simplify right side
    1,333,812.66x = 1,400,363,997,260.01
  5. Step 5: Solve for x
    x = 1,400,363,997,260.01/1,333,812.66
  6. Step 6: Final answer
    x = 1,049,895.57

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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.