Home / 2,222,495-3,066,420.90-1,395,657.72

Finding the Fourth Proportional to 2,222,495, 3,066,420.90 and 1,395,657.72

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Solution

The fourth proportional to 2,222,495, 3,066,420.90 and 1,395,657.72 is: 1,925,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,495 : 3,066,420.90 = 1,395,657.72 : x
  2. Step 2: Convert to fraction form
    2,222,495/3,066,420.90 = 1,395,657.72/x
  3. Step 3: Cross multiply
    2,222,495x = 3,066,420.90 × 1,395,657.72
  4. Step 4: Simplify right side
    2,222,495x = 4,279,674,001,854.35
  5. Step 5: Solve for x
    x = 4,279,674,001,854.35/2,222,495
  6. Step 6: Final answer
    x = 1,925,616.93

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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.