Home / 1,515,922.32-2,272,676.04-875,499.60

Finding the Fourth Proportional to 1,515,922.32, 2,272,676.04 and 875,499.60

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Solution

The fourth proportional to 1,515,922.32, 2,272,676.04 and 875,499.60 is: 1,312,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,922.32 : 2,272,676.04 = 875,499.60 : x
  2. Step 2: Convert to fraction form
    1,515,922.32/2,272,676.04 = 875,499.60/x
  3. Step 3: Cross multiply
    1,515,922.32x = 2,272,676.04 × 875,499.60
  4. Step 4: Simplify right side
    1,515,922.32x = 1,989,726,963,949.58
  5. Step 5: Solve for x
    x = 1,989,726,963,949.58/1,515,922.32
  6. Step 6: Final answer
    x = 1,312,552.06

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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.