Home / 1,357,659-2,036,750.52-516,145.20

Finding the Fourth Proportional to 1,357,659, 2,036,750.52 and 516,145.20

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Solution

The fourth proportional to 1,357,659, 2,036,750.52 and 516,145.20 is: 774,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,659 : 2,036,750.52 = 516,145.20 : x
  2. Step 2: Convert to fraction form
    1,357,659/2,036,750.52 = 516,145.20/x
  3. Step 3: Cross multiply
    1,357,659x = 2,036,750.52 × 516,145.20
  4. Step 4: Simplify right side
    1,357,659x = 1,051,259,004,495.50
  5. Step 5: Solve for x
    x = 1,051,259,004,495.50/1,357,659
  6. Step 6: Final answer
    x = 774,317.41

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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.