Home / 1,802,776.66-2,487,827.64-1,077,589.24

Finding the Fourth Proportional to 1,802,776.66, 2,487,827.64 and 1,077,589.24

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Solution

The fourth proportional to 1,802,776.66, 2,487,827.64 and 1,077,589.24 is: 1,487,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,776.66 : 2,487,827.64 = 1,077,589.24 : x
  2. Step 2: Convert to fraction form
    1,802,776.66/2,487,827.64 = 1,077,589.24/x
  3. Step 3: Cross multiply
    1,802,776.66x = 2,487,827.64 × 1,077,589.24
  4. Step 4: Simplify right side
    1,802,776.66x = 2,680,856,295,838.59
  5. Step 5: Solve for x
    x = 2,680,856,295,838.59/1,802,776.66
  6. Step 6: Final answer
    x = 1,487,070.67

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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.