Home / 1,760,761.51-2,640,373.18-623,145.63

Finding the Fourth Proportional to 1,760,761.51, 2,640,373.18 and 623,145.63

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Solution

The fourth proportional to 1,760,761.51, 2,640,373.18 and 623,145.63 is: 934,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,761.51 : 2,640,373.18 = 623,145.63 : x
  2. Step 2: Convert to fraction form
    1,760,761.51/2,640,373.18 = 623,145.63/x
  3. Step 3: Cross multiply
    1,760,761.51x = 2,640,373.18 × 623,145.63
  4. Step 4: Simplify right side
    1,760,761.51x = 1,645,337,008,686.20
  5. Step 5: Solve for x
    x = 1,645,337,008,686.20/1,760,761.51
  6. Step 6: Final answer
    x = 934,446.26

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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.