Home / 1,910,971.06-2,866,557.03-491,036.74

Finding the Fourth Proportional to 1,910,971.06, 2,866,557.03 and 491,036.74

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Solution

The fourth proportional to 1,910,971.06, 2,866,557.03 and 491,036.74 is: 736,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,971.06 : 2,866,557.03 = 491,036.74 : x
  2. Step 2: Convert to fraction form
    1,910,971.06/2,866,557.03 = 491,036.74/x
  3. Step 3: Cross multiply
    1,910,971.06x = 2,866,557.03 × 491,036.74
  4. Step 4: Simplify right side
    1,910,971.06x = 1,407,584,819,035.28
  5. Step 5: Solve for x
    x = 1,407,584,819,035.28/1,910,971.06
  6. Step 6: Final answer
    x = 736,580.92

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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.