Home / 1,640,702.36-2,460,242.80-503,191.80

Finding the Fourth Proportional to 1,640,702.36, 2,460,242.80 and 503,191.80

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Solution

The fourth proportional to 1,640,702.36, 2,460,242.80 and 503,191.80 is: 754,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,702.36 : 2,460,242.80 = 503,191.80 : x
  2. Step 2: Convert to fraction form
    1,640,702.36/2,460,242.80 = 503,191.80/x
  3. Step 3: Cross multiply
    1,640,702.36x = 2,460,242.80 × 503,191.80
  4. Step 4: Simplify right side
    1,640,702.36x = 1,237,974,002,969.04
  5. Step 5: Solve for x
    x = 1,237,974,002,969.04/1,640,702.36
  6. Step 6: Final answer
    x = 754,539.05

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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.