Home / 1,686,442.55-2,529,841.04-549,293.30

Finding the Fourth Proportional to 1,686,442.55, 2,529,841.04 and 549,293.30

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Solution

The fourth proportional to 1,686,442.55, 2,529,841.04 and 549,293.30 is: 823,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,442.55 : 2,529,841.04 = 549,293.30 : x
  2. Step 2: Convert to fraction form
    1,686,442.55/2,529,841.04 = 549,293.30/x
  3. Step 3: Cross multiply
    1,686,442.55x = 2,529,841.04 × 549,293.30
  4. Step 4: Simplify right side
    1,686,442.55x = 1,389,624,729,488.11
  5. Step 5: Solve for x
    x = 1,389,624,729,488.11/1,686,442.55
  6. Step 6: Final answer
    x = 823,997.67

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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.