Home / 1,186,671.85-1,637,573.40-696,633.49

Finding the Fourth Proportional to 1,186,671.85, 1,637,573.40 and 696,633.49

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Solution

The fourth proportional to 1,186,671.85, 1,637,573.40 and 696,633.49 is: 961,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,671.85 : 1,637,573.40 = 696,633.49 : x
  2. Step 2: Convert to fraction form
    1,186,671.85/1,637,573.40 = 696,633.49/x
  3. Step 3: Cross multiply
    1,186,671.85x = 1,637,573.40 × 696,633.49
  4. Step 4: Simplify right side
    1,186,671.85x = 1,140,788,472,773.17
  5. Step 5: Solve for x
    x = 1,140,788,472,773.17/1,186,671.85
  6. Step 6: Final answer
    x = 961,334.40

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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.