Home / 1,714,871.21-2,572,307.82-435,574.64

Finding the Fourth Proportional to 1,714,871.21, 2,572,307.82 and 435,574.64

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Solution

The fourth proportional to 1,714,871.21, 2,572,307.82 and 435,574.64 is: 653,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,871.21 : 2,572,307.82 = 435,574.64 : x
  2. Step 2: Convert to fraction form
    1,714,871.21/2,572,307.82 = 435,574.64/x
  3. Step 3: Cross multiply
    1,714,871.21x = 2,572,307.82 × 435,574.64
  4. Step 4: Simplify right side
    1,714,871.21x = 1,120,432,052,665.68
  5. Step 5: Solve for x
    x = 1,120,432,052,665.68/1,714,871.21
  6. Step 6: Final answer
    x = 653,362.22

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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.