Home / 1,908,187.35-2,633,187.31-1,048,748.32

Finding the Fourth Proportional to 1,908,187.35, 2,633,187.31 and 1,048,748.32

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Solution

The fourth proportional to 1,908,187.35, 2,633,187.31 and 1,048,748.32 is: 1,447,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,187.35 : 2,633,187.31 = 1,048,748.32 : x
  2. Step 2: Convert to fraction form
    1,908,187.35/2,633,187.31 = 1,048,748.32/x
  3. Step 3: Cross multiply
    1,908,187.35x = 2,633,187.31 × 1,048,748.32
  4. Step 4: Simplify right side
    1,908,187.35x = 2,761,550,767,607.82
  5. Step 5: Solve for x
    x = 2,761,550,767,607.82/1,908,187.35
  6. Step 6: Final answer
    x = 1,447,211.55

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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.