Home / 1,393,810.40-2,090,715.60-552,252.80

Finding the Fourth Proportional to 1,393,810.40, 2,090,715.60 and 552,252.80

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Solution

The fourth proportional to 1,393,810.40, 2,090,715.60 and 552,252.80 is: 828,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,810.40 : 2,090,715.60 = 552,252.80 : x
  2. Step 2: Convert to fraction form
    1,393,810.40/2,090,715.60 = 552,252.80/x
  3. Step 3: Cross multiply
    1,393,810.40x = 2,090,715.60 × 552,252.80
  4. Step 4: Simplify right side
    1,393,810.40x = 1,154,603,544,103.68
  5. Step 5: Solve for x
    x = 1,154,603,544,103.68/1,393,810.40
  6. Step 6: Final answer
    x = 828,379.20

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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.