Home / 1,358,270.35-1,873,300.73-841,665.40

Finding the Fourth Proportional to 1,358,270.35, 1,873,300.73 and 841,665.40

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Solution

The fourth proportional to 1,358,270.35, 1,873,300.73 and 841,665.40 is: 1,160,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,270.35 : 1,873,300.73 = 841,665.40 : x
  2. Step 2: Convert to fraction form
    1,358,270.35/1,873,300.73 = 841,665.40/x
  3. Step 3: Cross multiply
    1,358,270.35x = 1,873,300.73 × 841,665.40
  4. Step 4: Simplify right side
    1,358,270.35x = 1,576,692,399,344.16
  5. Step 5: Solve for x
    x = 1,576,692,399,344.16/1,358,270.35
  6. Step 6: Final answer
    x = 1,160,808.97

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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.