Home / 1,101,973.40-1,520,761.36-611,951.16

Finding the Fourth Proportional to 1,101,973.40, 1,520,761.36 and 611,951.16

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Solution

The fourth proportional to 1,101,973.40, 1,520,761.36 and 611,951.16 is: 844,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,973.40 : 1,520,761.36 = 611,951.16 : x
  2. Step 2: Convert to fraction form
    1,101,973.40/1,520,761.36 = 611,951.16/x
  3. Step 3: Cross multiply
    1,101,973.40x = 1,520,761.36 × 611,951.16
  4. Step 4: Simplify right side
    1,101,973.40x = 930,631,678,335.18
  5. Step 5: Solve for x
    x = 930,631,678,335.18/1,101,973.40
  6. Step 6: Final answer
    x = 844,513.74

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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.