Home / 1,958,781.76-2,703,124.46-1,087,618.34

Finding the Fourth Proportional to 1,958,781.76, 2,703,124.46 and 1,087,618.34

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Solution

The fourth proportional to 1,958,781.76, 2,703,124.46 and 1,087,618.34 is: 1,500,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,781.76 : 2,703,124.46 = 1,087,618.34 : x
  2. Step 2: Convert to fraction form
    1,958,781.76/2,703,124.46 = 1,087,618.34/x
  3. Step 3: Cross multiply
    1,958,781.76x = 2,703,124.46 × 1,087,618.34
  4. Step 4: Simplify right side
    1,958,781.76x = 2,939,967,725,802.69
  5. Step 5: Solve for x
    x = 2,939,967,725,802.69/1,958,781.76
  6. Step 6: Final answer
    x = 1,500,916.43

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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.