Home / 1,196,691.84-1,651,320-660,113.28

Finding the Fourth Proportional to 1,196,691.84, 1,651,320 and 660,113.28

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Solution

The fourth proportional to 1,196,691.84, 1,651,320 and 660,113.28 is: 910,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,691.84 : 1,651,320 = 660,113.28 : x
  2. Step 2: Convert to fraction form
    1,196,691.84/1,651,320 = 660,113.28/x
  3. Step 3: Cross multiply
    1,196,691.84x = 1,651,320 × 660,113.28
  4. Step 4: Simplify right side
    1,196,691.84x = 1,090,058,261,529.60
  5. Step 5: Solve for x
    x = 1,090,058,261,529.60/1,196,691.84
  6. Step 6: Final answer
    x = 910,893.03

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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.