Home / 1,114,328.67-1,672,157.03-404,412.05

Finding the Fourth Proportional to 1,114,328.67, 1,672,157.03 and 404,412.05

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Solution

The fourth proportional to 1,114,328.67, 1,672,157.03 and 404,412.05 is: 606,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,328.67 : 1,672,157.03 = 404,412.05 : x
  2. Step 2: Convert to fraction form
    1,114,328.67/1,672,157.03 = 404,412.05/x
  3. Step 3: Cross multiply
    1,114,328.67x = 1,672,157.03 × 404,412.05
  4. Step 4: Simplify right side
    1,114,328.67x = 676,240,442,041.37
  5. Step 5: Solve for x
    x = 676,240,442,041.37/1,114,328.67
  6. Step 6: Final answer
    x = 606,859.05

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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.