Home / 1,640,116.04-2,460,159.42-518,185

Finding the Fourth Proportional to 1,640,116.04, 2,460,159.42 and 518,185

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Solution

The fourth proportional to 1,640,116.04, 2,460,159.42 and 518,185 is: 777,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,116.04 : 2,460,159.42 = 518,185 : x
  2. Step 2: Convert to fraction form
    1,640,116.04/2,460,159.42 = 518,185/x
  3. Step 3: Cross multiply
    1,640,116.04x = 2,460,159.42 × 518,185
  4. Step 4: Simplify right side
    1,640,116.04x = 1,274,817,709,052.70
  5. Step 5: Solve for x
    x = 1,274,817,709,052.70/1,640,116.04
  6. Step 6: Final answer
    x = 777,272.87

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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.