Home / 1,925,812.40-2,657,602.01-1,042,757.39

Finding the Fourth Proportional to 1,925,812.40, 2,657,602.01 and 1,042,757.39

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Solution

The fourth proportional to 1,925,812.40, 2,657,602.01 and 1,042,757.39 is: 1,438,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,812.40 : 2,657,602.01 = 1,042,757.39 : x
  2. Step 2: Convert to fraction form
    1,925,812.40/2,657,602.01 = 1,042,757.39/x
  3. Step 3: Cross multiply
    1,925,812.40x = 2,657,602.01 × 1,042,757.39
  4. Step 4: Simplify right side
    1,925,812.40x = 2,771,234,117,104.56
  5. Step 5: Solve for x
    x = 2,771,234,117,104.56/1,925,812.40
  6. Step 6: Final answer
    x = 1,438,994.85

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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.