Home / 1,925,731.05-2,888,178.30-577,531.66

Finding the Fourth Proportional to 1,925,731.05, 2,888,178.30 and 577,531.66

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Solution

The fourth proportional to 1,925,731.05, 2,888,178.30 and 577,531.66 is: 866,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,731.05 : 2,888,178.30 = 577,531.66 : x
  2. Step 2: Convert to fraction form
    1,925,731.05/2,888,178.30 = 577,531.66/x
  3. Step 3: Cross multiply
    1,925,731.05x = 2,888,178.30 × 577,531.66
  4. Step 4: Simplify right side
    1,925,731.05x = 1,668,014,407,974.98
  5. Step 5: Solve for x
    x = 1,668,014,407,974.98/1,925,731.05
  6. Step 6: Final answer
    x = 866,172.05

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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.