Home / 2,678,232.60-4,017,381.57-785,012.31

Finding the Fourth Proportional to 2,678,232.60, 4,017,381.57 and 785,012.31

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Solution

The fourth proportional to 2,678,232.60, 4,017,381.57 and 785,012.31 is: 1,177,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,232.60 : 4,017,381.57 = 785,012.31 : x
  2. Step 2: Convert to fraction form
    2,678,232.60/4,017,381.57 = 785,012.31/x
  3. Step 3: Cross multiply
    2,678,232.60x = 4,017,381.57 × 785,012.31
  4. Step 4: Simplify right side
    2,678,232.60x = 3,153,693,986,417.13
  5. Step 5: Solve for x
    x = 3,153,693,986,417.13/2,678,232.60
  6. Step 6: Final answer
    x = 1,177,528.04

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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.