Home / 1,574,643.12-2,362,339.52-509,685.10

Finding the Fourth Proportional to 1,574,643.12, 2,362,339.52 and 509,685.10

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Solution

The fourth proportional to 1,574,643.12, 2,362,339.52 and 509,685.10 is: 764,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,643.12 : 2,362,339.52 = 509,685.10 : x
  2. Step 2: Convert to fraction form
    1,574,643.12/2,362,339.52 = 509,685.10/x
  3. Step 3: Cross multiply
    1,574,643.12x = 2,362,339.52 × 509,685.10
  4. Step 4: Simplify right side
    1,574,643.12x = 1,204,049,254,485.15
  5. Step 5: Solve for x
    x = 1,204,049,254,485.15/1,574,643.12
  6. Step 6: Final answer
    x = 764,648.98

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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.