Home / 1,602,285.92-2,211,397.44-913,954.40

Finding the Fourth Proportional to 1,602,285.92, 2,211,397.44 and 913,954.40

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Solution

The fourth proportional to 1,602,285.92, 2,211,397.44 and 913,954.40 is: 1,261,395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,285.92 : 2,211,397.44 = 913,954.40 : x
  2. Step 2: Convert to fraction form
    1,602,285.92/2,211,397.44 = 913,954.40/x
  3. Step 3: Cross multiply
    1,602,285.92x = 2,211,397.44 × 913,954.40
  4. Step 4: Simplify right side
    1,602,285.92x = 2,021,116,420,436.74
  5. Step 5: Solve for x
    x = 2,021,116,420,436.74/1,602,285.92
  6. Step 6: Final answer
    x = 1,261,395.61

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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.