Home / 1,909,184.70-2,863,026.48-694,473

Finding the Fourth Proportional to 1,909,184.70, 2,863,026.48 and 694,473

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Solution

The fourth proportional to 1,909,184.70, 2,863,026.48 and 694,473 is: 1,041,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,184.70 : 2,863,026.48 = 694,473 : x
  2. Step 2: Convert to fraction form
    1,909,184.70/2,863,026.48 = 694,473/x
  3. Step 3: Cross multiply
    1,909,184.70x = 2,863,026.48 × 694,473
  4. Step 4: Simplify right side
    1,909,184.70x = 1,988,294,588,645.04
  5. Step 5: Solve for x
    x = 1,988,294,588,645.04/1,909,184.70
  6. Step 6: Final answer
    x = 1,041,436.48

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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.