Home / 1,947,914.58-2,688,070.55-1,088,481.90

Finding the Fourth Proportional to 1,947,914.58, 2,688,070.55 and 1,088,481.90

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Solution

The fourth proportional to 1,947,914.58, 2,688,070.55 and 1,088,481.90 is: 1,502,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,914.58 : 2,688,070.55 = 1,088,481.90 : x
  2. Step 2: Convert to fraction form
    1,947,914.58/2,688,070.55 = 1,088,481.90/x
  3. Step 3: Cross multiply
    1,947,914.58x = 2,688,070.55 × 1,088,481.90
  4. Step 4: Simplify right side
    1,947,914.58x = 2,925,916,134,155.64
  5. Step 5: Solve for x
    x = 2,925,916,134,155.64/1,947,914.58
  6. Step 6: Final answer
    x = 1,502,076.20

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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.