Home / 1,127,033.32-1,555,302.74-617,734.12

Finding the Fourth Proportional to 1,127,033.32, 1,555,302.74 and 617,734.12

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Solution

The fourth proportional to 1,127,033.32, 1,555,302.74 and 617,734.12 is: 852,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,033.32 : 1,555,302.74 = 617,734.12 : x
  2. Step 2: Convert to fraction form
    1,127,033.32/1,555,302.74 = 617,734.12/x
  3. Step 3: Cross multiply
    1,127,033.32x = 1,555,302.74 × 617,734.12
  4. Step 4: Simplify right side
    1,127,033.32x = 960,763,569,427.49
  5. Step 5: Solve for x
    x = 960,763,569,427.49/1,127,033.32
  6. Step 6: Final answer
    x = 852,471.31

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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.