Home / 1,026,009.32-1,538,940.99-315,963.32

Finding the Fourth Proportional to 1,026,009.32, 1,538,940.99 and 315,963.32

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Solution

The fourth proportional to 1,026,009.32, 1,538,940.99 and 315,963.32 is: 473,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,009.32 : 1,538,940.99 = 315,963.32 : x
  2. Step 2: Convert to fraction form
    1,026,009.32/1,538,940.99 = 315,963.32/x
  3. Step 3: Cross multiply
    1,026,009.32x = 1,538,940.99 × 315,963.32
  4. Step 4: Simplify right side
    1,026,009.32x = 486,248,904,484.49
  5. Step 5: Solve for x
    x = 486,248,904,484.49/1,026,009.32
  6. Step 6: Final answer
    x = 473,922.50

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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.