Home / 1,217,168.79-1,825,919.28-507,030.75

Finding the Fourth Proportional to 1,217,168.79, 1,825,919.28 and 507,030.75

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Solution

The fourth proportional to 1,217,168.79, 1,825,919.28 and 507,030.75 is: 760,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,168.79 : 1,825,919.28 = 507,030.75 : x
  2. Step 2: Convert to fraction form
    1,217,168.79/1,825,919.28 = 507,030.75/x
  3. Step 3: Cross multiply
    1,217,168.79x = 1,825,919.28 × 507,030.75
  4. Step 4: Simplify right side
    1,217,168.79x = 925,797,221,977.86
  5. Step 5: Solve for x
    x = 925,797,221,977.86/1,217,168.79
  6. Step 6: Final answer
    x = 760,615.32

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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.