Home / 1,503,289.76-2,074,624.72-891,804.56

Finding the Fourth Proportional to 1,503,289.76, 2,074,624.72 and 891,804.56

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Solution

The fourth proportional to 1,503,289.76, 2,074,624.72 and 891,804.56 is: 1,230,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,289.76 : 2,074,624.72 = 891,804.56 : x
  2. Step 2: Convert to fraction form
    1,503,289.76/2,074,624.72 = 891,804.56/x
  3. Step 3: Cross multiply
    1,503,289.76x = 2,074,624.72 × 891,804.56
  4. Step 4: Simplify right side
    1,503,289.76x = 1,850,159,772,982.09
  5. Step 5: Solve for x
    x = 1,850,159,772,982.09/1,503,289.76
  6. Step 6: Final answer
    x = 1,230,740.63

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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.