Home / 1,136,242.60-1,568,047.35-626,977.78

Finding the Fourth Proportional to 1,136,242.60, 1,568,047.35 and 626,977.78

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Solution

The fourth proportional to 1,136,242.60, 1,568,047.35 and 626,977.78 is: 865,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,242.60 : 1,568,047.35 = 626,977.78 : x
  2. Step 2: Convert to fraction form
    1,136,242.60/1,568,047.35 = 626,977.78/x
  3. Step 3: Cross multiply
    1,136,242.60x = 1,568,047.35 × 626,977.78
  4. Step 4: Simplify right side
    1,136,242.60x = 983,130,846,437.88
  5. Step 5: Solve for x
    x = 983,130,846,437.88/1,136,242.60
  6. Step 6: Final answer
    x = 865,247.30

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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.