Home / 1,106,071.68-1,659,993.48-507,315

Finding the Fourth Proportional to 1,106,071.68, 1,659,993.48 and 507,315

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Solution

The fourth proportional to 1,106,071.68, 1,659,993.48 and 507,315 is: 761,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,071.68 : 1,659,993.48 = 507,315 : x
  2. Step 2: Convert to fraction form
    1,106,071.68/1,659,993.48 = 507,315/x
  3. Step 3: Cross multiply
    1,106,071.68x = 1,659,993.48 × 507,315
  4. Step 4: Simplify right side
    1,106,071.68x = 842,139,592,306.20
  5. Step 5: Solve for x
    x = 842,139,592,306.20/1,106,071.68
  6. Step 6: Final answer
    x = 761,378.86

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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.