Home / 4,774,780.70-7,159,708.65-1,408,550.30

Finding the Fourth Proportional to 4,774,780.70, 7,159,708.65 and 1,408,550.30

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Solution

The fourth proportional to 4,774,780.70, 7,159,708.65 and 1,408,550.30 is: 2,112,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774,780.70 : 7,159,708.65 = 1,408,550.30 : x
  2. Step 2: Convert to fraction form
    4,774,780.70/7,159,708.65 = 1,408,550.30/x
  3. Step 3: Cross multiply
    4,774,780.70x = 7,159,708.65 × 1,408,550.30
  4. Step 4: Simplify right side
    4,774,780.70x = 10,084,809,766,870.10
  5. Step 5: Solve for x
    x = 10,084,809,766,870.10/4,774,780.70
  6. Step 6: Final answer
    x = 2,112,099.05

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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.