Home / 3,107,918.88-4,662,599.54-977,947.65

Finding the Fourth Proportional to 3,107,918.88, 4,662,599.54 and 977,947.65

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Solution

The fourth proportional to 3,107,918.88, 4,662,599.54 and 977,947.65 is: 1,467,148.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,918.88 : 4,662,599.54 = 977,947.65 : x
  2. Step 2: Convert to fraction form
    3,107,918.88/4,662,599.54 = 977,947.65/x
  3. Step 3: Cross multiply
    3,107,918.88x = 4,662,599.54 × 977,947.65
  4. Step 4: Simplify right side
    3,107,918.88x = 4,559,778,258,144.34
  5. Step 5: Solve for x
    x = 4,559,778,258,144.34/3,107,918.88
  6. Step 6: Final answer
    x = 1,467,148.41

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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.