Home / 1,115,411.46-1,539,290.56-606,146.64

Finding the Fourth Proportional to 1,115,411.46, 1,539,290.56 and 606,146.64

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Solution

The fourth proportional to 1,115,411.46, 1,539,290.56 and 606,146.64 is: 836,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,411.46 : 1,539,290.56 = 606,146.64 : x
  2. Step 2: Convert to fraction form
    1,115,411.46/1,539,290.56 = 606,146.64/x
  3. Step 3: Cross multiply
    1,115,411.46x = 1,539,290.56 × 606,146.64
  4. Step 4: Simplify right side
    1,115,411.46x = 933,035,805,139.83
  5. Step 5: Solve for x
    x = 933,035,805,139.83/1,115,411.46
  6. Step 6: Final answer
    x = 836,494.73

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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.