Home / 1,130,110.80-1,695,166.20-751,541.10

Finding the Fourth Proportional to 1,130,110.80, 1,695,166.20 and 751,541.10

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Solution

The fourth proportional to 1,130,110.80, 1,695,166.20 and 751,541.10 is: 1,127,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,110.80 : 1,695,166.20 = 751,541.10 : x
  2. Step 2: Convert to fraction form
    1,130,110.80/1,695,166.20 = 751,541.10/x
  3. Step 3: Cross multiply
    1,130,110.80x = 1,695,166.20 × 751,541.10
  4. Step 4: Simplify right side
    1,130,110.80x = 1,273,987,070,630.82
  5. Step 5: Solve for x
    x = 1,273,987,070,630.82/1,130,110.80
  6. Step 6: Final answer
    x = 1,127,311.65

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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.