Home / 1,473,129.10-2,210,233.38-620,415.40

Finding the Fourth Proportional to 1,473,129.10, 2,210,233.38 and 620,415.40

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Solution

The fourth proportional to 1,473,129.10, 2,210,233.38 and 620,415.40 is: 930,850.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,129.10 : 2,210,233.38 = 620,415.40 : x
  2. Step 2: Convert to fraction form
    1,473,129.10/2,210,233.38 = 620,415.40/x
  3. Step 3: Cross multiply
    1,473,129.10x = 2,210,233.38 × 620,415.40
  4. Step 4: Simplify right side
    1,473,129.10x = 1,371,262,826,546.05
  5. Step 5: Solve for x
    x = 1,371,262,826,546.05/1,473,129.10
  6. Step 6: Final answer
    x = 930,850.41

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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.