Home / 1,404,742.46-1,938,549.70-760,162.58

Finding the Fourth Proportional to 1,404,742.46, 1,938,549.70 and 760,162.58

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Solution

The fourth proportional to 1,404,742.46, 1,938,549.70 and 760,162.58 is: 1,049,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,742.46 : 1,938,549.70 = 760,162.58 : x
  2. Step 2: Convert to fraction form
    1,404,742.46/1,938,549.70 = 760,162.58/x
  3. Step 3: Cross multiply
    1,404,742.46x = 1,938,549.70 × 760,162.58
  4. Step 4: Simplify right side
    1,404,742.46x = 1,473,612,941,410.23
  5. Step 5: Solve for x
    x = 1,473,612,941,410.23/1,404,742.46
  6. Step 6: Final answer
    x = 1,049,027.12

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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.