Home / 1,210,728.84-1,670,805.72-701,726.46

Finding the Fourth Proportional to 1,210,728.84, 1,670,805.72 and 701,726.46

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Solution

The fourth proportional to 1,210,728.84, 1,670,805.72 and 701,726.46 is: 968,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,728.84 : 1,670,805.72 = 701,726.46 : x
  2. Step 2: Convert to fraction form
    1,210,728.84/1,670,805.72 = 701,726.46/x
  3. Step 3: Cross multiply
    1,210,728.84x = 1,670,805.72 × 701,726.46
  4. Step 4: Simplify right side
    1,210,728.84x = 1,172,448,583,243.35
  5. Step 5: Solve for x
    x = 1,172,448,583,243.35/1,210,728.84
  6. Step 6: Final answer
    x = 968,382.47

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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.