Home / 1,217,147.65-1,825,887.55-507,009.61

Finding the Fourth Proportional to 1,217,147.65, 1,825,887.55 and 507,009.61

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Solution

The fourth proportional to 1,217,147.65, 1,825,887.55 and 507,009.61 is: 760,583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,147.65 : 1,825,887.55 = 507,009.61 : x
  2. Step 2: Convert to fraction form
    1,217,147.65/1,825,887.55 = 507,009.61/x
  3. Step 3: Cross multiply
    1,217,147.65x = 1,825,887.55 × 507,009.61
  4. Step 4: Simplify right side
    1,217,147.65x = 925,742,528,797.11
  5. Step 5: Solve for x
    x = 925,742,528,797.11/1,217,147.65
  6. Step 6: Final answer
    x = 760,583.59

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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.