Home / 1,087,161.78-1,500,352.68-603,726.92

Finding the Fourth Proportional to 1,087,161.78, 1,500,352.68 and 603,726.92

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Solution

The fourth proportional to 1,087,161.78, 1,500,352.68 and 603,726.92 is: 833,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,161.78 : 1,500,352.68 = 603,726.92 : x
  2. Step 2: Convert to fraction form
    1,087,161.78/1,500,352.68 = 603,726.92/x
  3. Step 3: Cross multiply
    1,087,161.78x = 1,500,352.68 × 603,726.92
  4. Step 4: Simplify right side
    1,087,161.78x = 905,803,291,889.75
  5. Step 5: Solve for x
    x = 905,803,291,889.75/1,087,161.78
  6. Step 6: Final answer
    x = 833,181.69

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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.