Home / 1,574,672.10-2,362,008.15-509,821.80

Finding the Fourth Proportional to 1,574,672.10, 2,362,008.15 and 509,821.80

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Solution

The fourth proportional to 1,574,672.10, 2,362,008.15 and 509,821.80 is: 764,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,672.10 : 2,362,008.15 = 509,821.80 : x
  2. Step 2: Convert to fraction form
    1,574,672.10/2,362,008.15 = 509,821.80/x
  3. Step 3: Cross multiply
    1,574,672.10x = 2,362,008.15 × 509,821.80
  4. Step 4: Simplify right side
    1,574,672.10x = 1,204,203,246,647.67
  5. Step 5: Solve for x
    x = 1,204,203,246,647.67/1,574,672.10
  6. Step 6: Final answer
    x = 764,732.70

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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.