Home / 1,566,310.56-2,349,467.88-429,082.74

Finding the Fourth Proportional to 1,566,310.56, 2,349,467.88 and 429,082.74

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Solution

The fourth proportional to 1,566,310.56, 2,349,467.88 and 429,082.74 is: 643,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,310.56 : 2,349,467.88 = 429,082.74 : x
  2. Step 2: Convert to fraction form
    1,566,310.56/2,349,467.88 = 429,082.74/x
  3. Step 3: Cross multiply
    1,566,310.56x = 2,349,467.88 × 429,082.74
  4. Step 4: Simplify right side
    1,566,310.56x = 1,008,116,115,492.39
  5. Step 5: Solve for x
    x = 1,008,116,115,492.39/1,566,310.56
  6. Step 6: Final answer
    x = 643,624.67

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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.