Home / 1,066,695.98-1,600,045.50-435,609.78

Finding the Fourth Proportional to 1,066,695.98, 1,600,045.50 and 435,609.78

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Solution

The fourth proportional to 1,066,695.98, 1,600,045.50 and 435,609.78 is: 653,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,695.98 : 1,600,045.50 = 435,609.78 : x
  2. Step 2: Convert to fraction form
    1,066,695.98/1,600,045.50 = 435,609.78/x
  3. Step 3: Cross multiply
    1,066,695.98x = 1,600,045.50 × 435,609.78
  4. Step 4: Simplify right side
    1,066,695.98x = 696,995,468,244.99
  5. Step 5: Solve for x
    x = 696,995,468,244.99/1,066,695.98
  6. Step 6: Final answer
    x = 653,415.29

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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.