Home / 1,411,456.16-2,116,112.88-727,606.10

Finding the Fourth Proportional to 1,411,456.16, 2,116,112.88 and 727,606.10

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Solution

The fourth proportional to 1,411,456.16, 2,116,112.88 and 727,606.10 is: 1,090,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,456.16 : 2,116,112.88 = 727,606.10 : x
  2. Step 2: Convert to fraction form
    1,411,456.16/2,116,112.88 = 727,606.10/x
  3. Step 3: Cross multiply
    1,411,456.16x = 2,116,112.88 × 727,606.10
  4. Step 4: Simplify right side
    1,411,456.16x = 1,539,696,639,776.57
  5. Step 5: Solve for x
    x = 1,539,696,639,776.57/1,411,456.16
  6. Step 6: Final answer
    x = 1,090,856.86

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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.