Home / 1,393,437.64-2,090,054.96-625,173.24

Finding the Fourth Proportional to 1,393,437.64, 2,090,054.96 and 625,173.24

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Solution

The fourth proportional to 1,393,437.64, 2,090,054.96 and 625,173.24 is: 937,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,437.64 : 2,090,054.96 = 625,173.24 : x
  2. Step 2: Convert to fraction form
    1,393,437.64/2,090,054.96 = 625,173.24/x
  3. Step 3: Cross multiply
    1,393,437.64x = 2,090,054.96 × 625,173.24
  4. Step 4: Simplify right side
    1,393,437.64x = 1,306,646,431,121.27
  5. Step 5: Solve for x
    x = 1,306,646,431,121.27/1,393,437.64
  6. Step 6: Final answer
    x = 937,714.32

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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.