Home / 1,574,505.40-2,362,049.70-509,582.20

Finding the Fourth Proportional to 1,574,505.40, 2,362,049.70 and 509,582.20

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Solution

The fourth proportional to 1,574,505.40, 2,362,049.70 and 509,582.20 is: 764,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,505.40 : 2,362,049.70 = 509,582.20 : x
  2. Step 2: Convert to fraction form
    1,574,505.40/2,362,049.70 = 509,582.20/x
  3. Step 3: Cross multiply
    1,574,505.40x = 2,362,049.70 × 509,582.20
  4. Step 4: Simplify right side
    1,574,505.40x = 1,203,658,482,635.34
  5. Step 5: Solve for x
    x = 1,203,658,482,635.34/1,574,505.40
  6. Step 6: Final answer
    x = 764,467.68

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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.