Home / 1,404,856.68-1,938,705.60-760,281.52

Finding the Fourth Proportional to 1,404,856.68, 1,938,705.60 and 760,281.52

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Solution

The fourth proportional to 1,404,856.68, 1,938,705.60 and 760,281.52 is: 1,049,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,856.68 : 1,938,705.60 = 760,281.52 : x
  2. Step 2: Convert to fraction form
    1,404,856.68/1,938,705.60 = 760,281.52/x
  3. Step 3: Cross multiply
    1,404,856.68x = 1,938,705.60 × 760,281.52
  4. Step 4: Simplify right side
    1,404,856.68x = 1,473,962,040,400.51
  5. Step 5: Solve for x
    x = 1,473,962,040,400.51/1,404,856.68
  6. Step 6: Final answer
    x = 1,049,190.33

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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.