Home / 1,385,896.43-2,078,483.79-586,766.63

Finding the Fourth Proportional to 1,385,896.43, 2,078,483.79 and 586,766.63

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Solution

The fourth proportional to 1,385,896.43, 2,078,483.79 and 586,766.63 is: 879,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,896.43 : 2,078,483.79 = 586,766.63 : x
  2. Step 2: Convert to fraction form
    1,385,896.43/2,078,483.79 = 586,766.63/x
  3. Step 3: Cross multiply
    1,385,896.43x = 2,078,483.79 × 586,766.63
  4. Step 4: Simplify right side
    1,385,896.43x = 1,219,584,936,364.51
  5. Step 5: Solve for x
    x = 1,219,584,936,364.51/1,385,896.43
  6. Step 6: Final answer
    x = 879,997.17

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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.