Home / 1,185,773.07-1,636,364.95-641,908.71

Finding the Fourth Proportional to 1,185,773.07, 1,636,364.95 and 641,908.71

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Solution

The fourth proportional to 1,185,773.07, 1,636,364.95 and 641,908.71 is: 885,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,773.07 : 1,636,364.95 = 641,908.71 : x
  2. Step 2: Convert to fraction form
    1,185,773.07/1,636,364.95 = 641,908.71/x
  3. Step 3: Cross multiply
    1,185,773.07x = 1,636,364.95 × 641,908.71
  4. Step 4: Simplify right side
    1,185,773.07x = 1,050,396,914,143.71
  5. Step 5: Solve for x
    x = 1,050,396,914,143.71/1,185,773.07
  6. Step 6: Final answer
    x = 885,833.00

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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.