Home / 1,175,780.88-1,764,695.16-671,351.76

Finding the Fourth Proportional to 1,175,780.88, 1,764,695.16 and 671,351.76

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Solution

The fourth proportional to 1,175,780.88, 1,764,695.16 and 671,351.76 is: 1,007,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,780.88 : 1,764,695.16 = 671,351.76 : x
  2. Step 2: Convert to fraction form
    1,175,780.88/1,764,695.16 = 671,351.76/x
  3. Step 3: Cross multiply
    1,175,780.88x = 1,764,695.16 × 671,351.76
  4. Step 4: Simplify right side
    1,175,780.88x = 1,184,731,201,529.48
  5. Step 5: Solve for x
    x = 1,184,731,201,529.48/1,175,780.88
  6. Step 6: Final answer
    x = 1,007,612.24

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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.