Home / 1,087,696.04-1,630,983.60-488,143.22

Finding the Fourth Proportional to 1,087,696.04, 1,630,983.60 and 488,143.22

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Solution

The fourth proportional to 1,087,696.04, 1,630,983.60 and 488,143.22 is: 731,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,696.04 : 1,630,983.60 = 488,143.22 : x
  2. Step 2: Convert to fraction form
    1,087,696.04/1,630,983.60 = 488,143.22/x
  3. Step 3: Cross multiply
    1,087,696.04x = 1,630,983.60 × 488,143.22
  4. Step 4: Simplify right side
    1,087,696.04x = 796,153,578,116.27
  5. Step 5: Solve for x
    x = 796,153,578,116.27/1,087,696.04
  6. Step 6: Final answer
    x = 731,963.30

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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.