Home / 1,907,279.43-2,860,475.67-709,765.71

Finding the Fourth Proportional to 1,907,279.43, 2,860,475.67 and 709,765.71

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Solution

The fourth proportional to 1,907,279.43, 2,860,475.67 and 709,765.71 is: 1,064,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,279.43 : 2,860,475.67 = 709,765.71 : x
  2. Step 2: Convert to fraction form
    1,907,279.43/2,860,475.67 = 709,765.71/x
  3. Step 3: Cross multiply
    1,907,279.43x = 2,860,475.67 × 709,765.71
  4. Step 4: Simplify right side
    1,907,279.43x = 2,030,267,544,855.28
  5. Step 5: Solve for x
    x = 2,030,267,544,855.28/1,907,279.43
  6. Step 6: Final answer
    x = 1,064,483.53

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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.