Home / 1,161,826.50-1,740,215.85-561,528.78

Finding the Fourth Proportional to 1,161,826.50, 1,740,215.85 and 561,528.78

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Solution

The fourth proportional to 1,161,826.50, 1,740,215.85 and 561,528.78 is: 841,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,826.50 : 1,740,215.85 = 561,528.78 : x
  2. Step 2: Convert to fraction form
    1,161,826.50/1,740,215.85 = 561,528.78/x
  3. Step 3: Cross multiply
    1,161,826.50x = 1,740,215.85 × 561,528.78
  4. Step 4: Simplify right side
    1,161,826.50x = 977,181,283,187.16
  5. Step 5: Solve for x
    x = 977,181,283,187.16/1,161,826.50
  6. Step 6: Final answer
    x = 841,073.33

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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.