Home / 1,457,064.69-2,185,860.02-658,722.21

Finding the Fourth Proportional to 1,457,064.69, 2,185,860.02 and 658,722.21

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Solution

The fourth proportional to 1,457,064.69, 2,185,860.02 and 658,722.21 is: 988,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,064.69 : 2,185,860.02 = 658,722.21 : x
  2. Step 2: Convert to fraction form
    1,457,064.69/2,185,860.02 = 658,722.21/x
  3. Step 3: Cross multiply
    1,457,064.69x = 2,185,860.02 × 658,722.21
  4. Step 4: Simplify right side
    1,457,064.69x = 1,439,874,539,831.43
  5. Step 5: Solve for x
    x = 1,439,874,539,831.43/1,457,064.69
  6. Step 6: Final answer
    x = 988,202.21

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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.