Home / 1,403,331.13-1,937,094.92-830,370.07

Finding the Fourth Proportional to 1,403,331.13, 1,937,094.92 and 830,370.07

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Solution

The fourth proportional to 1,403,331.13, 1,937,094.92 and 830,370.07 is: 1,146,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,331.13 : 1,937,094.92 = 830,370.07 : x
  2. Step 2: Convert to fraction form
    1,403,331.13/1,937,094.92 = 830,370.07/x
  3. Step 3: Cross multiply
    1,403,331.13x = 1,937,094.92 × 830,370.07
  4. Step 4: Simplify right side
    1,403,331.13x = 1,608,505,644,317.04
  5. Step 5: Solve for x
    x = 1,608,505,644,317.04/1,403,331.13
  6. Step 6: Final answer
    x = 1,146,205.35

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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.