Home / 1,404,660.12-1,938,427.92-760,080.08

Finding the Fourth Proportional to 1,404,660.12, 1,938,427.92 and 760,080.08

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Solution

The fourth proportional to 1,404,660.12, 1,938,427.92 and 760,080.08 is: 1,048,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,660.12 : 1,938,427.92 = 760,080.08 : x
  2. Step 2: Convert to fraction form
    1,404,660.12/1,938,427.92 = 760,080.08/x
  3. Step 3: Cross multiply
    1,404,660.12x = 1,938,427.92 × 760,080.08
  4. Step 4: Simplify right side
    1,404,660.12x = 1,473,360,438,815.69
  5. Step 5: Solve for x
    x = 1,473,360,438,815.69/1,404,660.12
  6. Step 6: Final answer
    x = 1,048,908.86

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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.