Home / 1,083,031.78-1,623,582.75-514,061.86

Finding the Fourth Proportional to 1,083,031.78, 1,623,582.75 and 514,061.86

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Solution

The fourth proportional to 1,083,031.78, 1,623,582.75 and 514,061.86 is: 770,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,031.78 : 1,623,582.75 = 514,061.86 : x
  2. Step 2: Convert to fraction form
    1,083,031.78/1,623,582.75 = 514,061.86/x
  3. Step 3: Cross multiply
    1,083,031.78x = 1,623,582.75 × 514,061.86
  4. Step 4: Simplify right side
    1,083,031.78x = 834,621,968,328.92
  5. Step 5: Solve for x
    x = 834,621,968,328.92/1,083,031.78
  6. Step 6: Final answer
    x = 770,634.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.