Home / 1,127,888.90-1,691,157.41-359,054.52

Finding the Fourth Proportional to 1,127,888.90, 1,691,157.41 and 359,054.52

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Solution

The fourth proportional to 1,127,888.90, 1,691,157.41 and 359,054.52 is: 538,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,888.90 : 1,691,157.41 = 359,054.52 : x
  2. Step 2: Convert to fraction form
    1,127,888.90/1,691,157.41 = 359,054.52/x
  3. Step 3: Cross multiply
    1,127,888.90x = 1,691,157.41 × 359,054.52
  4. Step 4: Simplify right side
    1,127,888.90x = 607,217,710,296.72
  5. Step 5: Solve for x
    x = 607,217,710,296.72/1,127,888.90
  6. Step 6: Final answer
    x = 538,366.60

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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.