Home / 1,325,385.72-1,828,454.67-835,057.53

Finding the Fourth Proportional to 1,325,385.72, 1,828,454.67 and 835,057.53

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Solution

The fourth proportional to 1,325,385.72, 1,828,454.67 and 835,057.53 is: 1,152,015.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,385.72 : 1,828,454.67 = 835,057.53 : x
  2. Step 2: Convert to fraction form
    1,325,385.72/1,828,454.67 = 835,057.53/x
  3. Step 3: Cross multiply
    1,325,385.72x = 1,828,454.67 × 835,057.53
  4. Step 4: Simplify right side
    1,325,385.72x = 1,526,864,840,447.17
  5. Step 5: Solve for x
    x = 1,526,864,840,447.17/1,325,385.72
  6. Step 6: Final answer
    x = 1,152,015.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.