Home / 1,464,595.96-2,195,343.86-666,438

Finding the Fourth Proportional to 1,464,595.96, 2,195,343.86 and 666,438

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Solution

The fourth proportional to 1,464,595.96, 2,195,343.86 and 666,438 is: 998,951.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,595.96 : 2,195,343.86 = 666,438 : x
  2. Step 2: Convert to fraction form
    1,464,595.96/2,195,343.86 = 666,438/x
  3. Step 3: Cross multiply
    1,464,595.96x = 2,195,343.86 × 666,438
  4. Step 4: Simplify right side
    1,464,595.96x = 1,463,060,571,370.68
  5. Step 5: Solve for x
    x = 1,463,060,571,370.68/1,464,595.96
  6. Step 6: Final answer
    x = 998,951.66

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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.