Home / 2,087,349.86-2,880,963.80-1,426,826.82

Finding the Fourth Proportional to 2,087,349.86, 2,880,963.80 and 1,426,826.82

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Solution

The fourth proportional to 2,087,349.86, 2,880,963.80 and 1,426,826.82 is: 1,969,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,349.86 : 2,880,963.80 = 1,426,826.82 : x
  2. Step 2: Convert to fraction form
    2,087,349.86/2,880,963.80 = 1,426,826.82/x
  3. Step 3: Cross multiply
    2,087,349.86x = 2,880,963.80 × 1,426,826.82
  4. Step 4: Simplify right side
    2,087,349.86x = 4,110,636,426,232.39
  5. Step 5: Solve for x
    x = 4,110,636,426,232.39/2,087,349.86
  6. Step 6: Final answer
    x = 1,969,308.79

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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.