Home / 1,527,539.90-2,108,071.78-848,476.40

Finding the Fourth Proportional to 1,527,539.90, 2,108,071.78 and 848,476.40

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Solution

The fourth proportional to 1,527,539.90, 2,108,071.78 and 848,476.40 is: 1,170,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,539.90 : 2,108,071.78 = 848,476.40 : x
  2. Step 2: Convert to fraction form
    1,527,539.90/2,108,071.78 = 848,476.40/x
  3. Step 3: Cross multiply
    1,527,539.90x = 2,108,071.78 × 848,476.40
  4. Step 4: Simplify right side
    1,527,539.90x = 1,788,649,142,174.44
  5. Step 5: Solve for x
    x = 1,788,649,142,174.44/1,527,539.90
  6. Step 6: Final answer
    x = 1,170,934.49

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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.