Home / 1,271,503.44-1,754,667.40-698,531.28

Finding the Fourth Proportional to 1,271,503.44, 1,754,667.40 and 698,531.28

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Solution

The fourth proportional to 1,271,503.44, 1,754,667.40 and 698,531.28 is: 963,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,503.44 : 1,754,667.40 = 698,531.28 : x
  2. Step 2: Convert to fraction form
    1,271,503.44/1,754,667.40 = 698,531.28/x
  3. Step 3: Cross multiply
    1,271,503.44x = 1,754,667.40 × 698,531.28
  4. Step 4: Simplify right side
    1,271,503.44x = 1,225,690,064,896.27
  5. Step 5: Solve for x
    x = 1,225,690,064,896.27/1,271,503.44
  6. Step 6: Final answer
    x = 963,969.13

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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.