Home / 1,156,782.47-1,735,473.17-677,415.29

Finding the Fourth Proportional to 1,156,782.47, 1,735,473.17 and 677,415.29

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Solution

The fourth proportional to 1,156,782.47, 1,735,473.17 and 677,415.29 is: 1,016,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,782.47 : 1,735,473.17 = 677,415.29 : x
  2. Step 2: Convert to fraction form
    1,156,782.47/1,735,473.17 = 677,415.29/x
  3. Step 3: Cross multiply
    1,156,782.47x = 1,735,473.17 × 677,415.29
  4. Step 4: Simplify right side
    1,156,782.47x = 1,175,636,066,774.99
  5. Step 5: Solve for x
    x = 1,175,636,066,774.99/1,156,782.47
  6. Step 6: Final answer
    x = 1,016,298.31

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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.