Home / 1,393,809.90-2,090,714.85-552,252.30

Finding the Fourth Proportional to 1,393,809.90, 2,090,714.85 and 552,252.30

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Solution

The fourth proportional to 1,393,809.90, 2,090,714.85 and 552,252.30 is: 828,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,809.90 : 2,090,714.85 = 552,252.30 : x
  2. Step 2: Convert to fraction form
    1,393,809.90/2,090,714.85 = 552,252.30/x
  3. Step 3: Cross multiply
    1,393,809.90x = 2,090,714.85 × 552,252.30
  4. Step 4: Simplify right side
    1,393,809.90x = 1,154,602,084,556.66
  5. Step 5: Solve for x
    x = 1,154,602,084,556.66/1,393,809.90
  6. Step 6: Final answer
    x = 828,378.45

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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.