Home / 1,018,199.04-1,405,094.40-565,474.56

Finding the Fourth Proportional to 1,018,199.04, 1,405,094.40 and 565,474.56

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Solution

The fourth proportional to 1,018,199.04, 1,405,094.40 and 565,474.56 is: 780,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,199.04 : 1,405,094.40 = 565,474.56 : x
  2. Step 2: Convert to fraction form
    1,018,199.04/1,405,094.40 = 565,474.56/x
  3. Step 3: Cross multiply
    1,018,199.04x = 1,405,094.40 × 565,474.56
  4. Step 4: Simplify right side
    1,018,199.04x = 794,545,137,598.46
  5. Step 5: Solve for x
    x = 794,545,137,598.46/1,018,199.04
  6. Step 6: Final answer
    x = 780,343.63

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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.