Home / 1,574,857.02-2,362,660.95-509,899.38

Finding the Fourth Proportional to 1,574,857.02, 2,362,660.95 and 509,899.38

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Solution

The fourth proportional to 1,574,857.02, 2,362,660.95 and 509,899.38 is: 764,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,857.02 : 2,362,660.95 = 509,899.38 : x
  2. Step 2: Convert to fraction form
    1,574,857.02/2,362,660.95 = 509,899.38/x
  3. Step 3: Cross multiply
    1,574,857.02x = 2,362,660.95 × 509,899.38
  4. Step 4: Simplify right side
    1,574,857.02x = 1,204,719,353,555.21
  5. Step 5: Solve for x
    x = 1,204,719,353,555.21/1,574,857.02
  6. Step 6: Final answer
    x = 764,970.62

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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.