Home / 1,185,875.01-1,636,496.13-641,996.85

Finding the Fourth Proportional to 1,185,875.01, 1,636,496.13 and 641,996.85

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Solution

The fourth proportional to 1,185,875.01, 1,636,496.13 and 641,996.85 is: 885,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,875.01 : 1,636,496.13 = 641,996.85 : x
  2. Step 2: Convert to fraction form
    1,185,875.01/1,636,496.13 = 641,996.85/x
  3. Step 3: Cross multiply
    1,185,875.01x = 1,636,496.13 × 641,996.85
  4. Step 4: Simplify right side
    1,185,875.01x = 1,050,625,360,497.19
  5. Step 5: Solve for x
    x = 1,050,625,360,497.19/1,185,875.01
  6. Step 6: Final answer
    x = 885,949.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.