Home / 1,497,397.76-2,065,822.72-923,441.60

Finding the Fourth Proportional to 1,497,397.76, 2,065,822.72 and 923,441.60

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Solution

The fourth proportional to 1,497,397.76, 2,065,822.72 and 923,441.60 is: 1,273,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,397.76 : 2,065,822.72 = 923,441.60 : x
  2. Step 2: Convert to fraction form
    1,497,397.76/2,065,822.72 = 923,441.60/x
  3. Step 3: Cross multiply
    1,497,397.76x = 2,065,822.72 × 923,441.60
  4. Step 4: Simplify right side
    1,497,397.76x = 1,907,666,637,873.15
  5. Step 5: Solve for x
    x = 1,907,666,637,873.15/1,497,397.76
  6. Step 6: Final answer
    x = 1,273,987.91

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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.