Home / 1,530,097.74-2,111,505.48-841,729.35

Finding the Fourth Proportional to 1,530,097.74, 2,111,505.48 and 841,729.35

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Solution

The fourth proportional to 1,530,097.74, 2,111,505.48 and 841,729.35 is: 1,161,570.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,097.74 : 2,111,505.48 = 841,729.35 : x
  2. Step 2: Convert to fraction form
    1,530,097.74/2,111,505.48 = 841,729.35/x
  3. Step 3: Cross multiply
    1,530,097.74x = 2,111,505.48 × 841,729.35
  4. Step 4: Simplify right side
    1,530,097.74x = 1,777,316,135,201.84
  5. Step 5: Solve for x
    x = 1,777,316,135,201.84/1,530,097.74
  6. Step 6: Final answer
    x = 1,161,570.33

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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.