Home / 1,628,061.02-2,442,444.21-490,728.08

Finding the Fourth Proportional to 1,628,061.02, 2,442,444.21 and 490,728.08

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Solution

The fourth proportional to 1,628,061.02, 2,442,444.21 and 490,728.08 is: 736,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,061.02 : 2,442,444.21 = 490,728.08 : x
  2. Step 2: Convert to fraction form
    1,628,061.02/2,442,444.21 = 490,728.08/x
  3. Step 3: Cross multiply
    1,628,061.02x = 2,442,444.21 × 490,728.08
  4. Step 4: Simplify right side
    1,628,061.02x = 1,198,575,957,680.42
  5. Step 5: Solve for x
    x = 1,198,575,957,680.42/1,628,061.02
  6. Step 6: Final answer
    x = 736,198.42

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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.