Home / 1,947,208.32-2,687,051.52-1,087,597.44

Finding the Fourth Proportional to 1,947,208.32, 2,687,051.52 and 1,087,597.44

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Solution

The fourth proportional to 1,947,208.32, 2,687,051.52 and 1,087,597.44 is: 1,500,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,208.32 : 2,687,051.52 = 1,087,597.44 : x
  2. Step 2: Convert to fraction form
    1,947,208.32/2,687,051.52 = 1,087,597.44/x
  3. Step 3: Cross multiply
    1,947,208.32x = 2,687,051.52 × 1,087,597.44
  4. Step 4: Simplify right side
    1,947,208.32x = 2,922,430,354,300.11
  5. Step 5: Solve for x
    x = 2,922,430,354,300.11/1,947,208.32
  6. Step 6: Final answer
    x = 1,500,830.87

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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.