Home / 1,529,511.75-2,110,681.59-841,182.90

Finding the Fourth Proportional to 1,529,511.75, 2,110,681.59 and 841,182.90

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Solution

The fourth proportional to 1,529,511.75, 2,110,681.59 and 841,182.90 is: 1,160,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,511.75 : 2,110,681.59 = 841,182.90 : x
  2. Step 2: Convert to fraction form
    1,529,511.75/2,110,681.59 = 841,182.90/x
  3. Step 3: Cross multiply
    1,529,511.75x = 2,110,681.59 × 841,182.90
  4. Step 4: Simplify right side
    1,529,511.75x = 1,775,469,260,852.81
  5. Step 5: Solve for x
    x = 1,775,469,260,852.81/1,529,511.75
  6. Step 6: Final answer
    x = 1,160,807.86

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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.