Home / 1,640,252.80-2,460,379.20-922,807.45

Finding the Fourth Proportional to 1,640,252.80, 2,460,379.20 and 922,807.45

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Solution

The fourth proportional to 1,640,252.80, 2,460,379.20 and 922,807.45 is: 1,384,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,252.80 : 2,460,379.20 = 922,807.45 : x
  2. Step 2: Convert to fraction form
    1,640,252.80/2,460,379.20 = 922,807.45/x
  3. Step 3: Cross multiply
    1,640,252.80x = 2,460,379.20 × 922,807.45
  4. Step 4: Simplify right side
    1,640,252.80x = 2,270,456,255,585.04
  5. Step 5: Solve for x
    x = 2,270,456,255,585.04/1,640,252.80
  6. Step 6: Final answer
    x = 1,384,211.18

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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.