Home / 1,217,163.40-1,825,356.30-507,020.20

Finding the Fourth Proportional to 1,217,163.40, 1,825,356.30 and 507,020.20

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Solution

The fourth proportional to 1,217,163.40, 1,825,356.30 and 507,020.20 is: 760,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,163.40 : 1,825,356.30 = 507,020.20 : x
  2. Step 2: Convert to fraction form
    1,217,163.40/1,825,356.30 = 507,020.20/x
  3. Step 3: Cross multiply
    1,217,163.40x = 1,825,356.30 × 507,020.20
  4. Step 4: Simplify right side
    1,217,163.40x = 925,492,516,297.26
  5. Step 5: Solve for x
    x = 925,492,516,297.26/1,217,163.40
  6. Step 6: Final answer
    x = 760,368.34

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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.