Home / 1,299,826.57-1,793,156.31-841,089.26

Finding the Fourth Proportional to 1,299,826.57, 1,793,156.31 and 841,089.26

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Solution

The fourth proportional to 1,299,826.57, 1,793,156.31 and 841,089.26 is: 1,160,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,826.57 : 1,793,156.31 = 841,089.26 : x
  2. Step 2: Convert to fraction form
    1,299,826.57/1,793,156.31 = 841,089.26/x
  3. Step 3: Cross multiply
    1,299,826.57x = 1,793,156.31 × 841,089.26
  4. Step 4: Simplify right side
    1,299,826.57x = 1,508,204,518,325.12
  5. Step 5: Solve for x
    x = 1,508,204,518,325.12/1,299,826.57
  6. Step 6: Final answer
    x = 1,160,312.12

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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.