Home / 1,490,538.26-2,055,513.56-1,001,612.54

Finding the Fourth Proportional to 1,490,538.26, 2,055,513.56 and 1,001,612.54

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Solution

The fourth proportional to 1,490,538.26, 2,055,513.56 and 1,001,612.54 is: 1,381,264.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,538.26 : 2,055,513.56 = 1,001,612.54 : x
  2. Step 2: Convert to fraction form
    1,490,538.26/2,055,513.56 = 1,001,612.54/x
  3. Step 3: Cross multiply
    1,490,538.26x = 2,055,513.56 × 1,001,612.54
  4. Step 4: Simplify right side
    1,490,538.26x = 2,058,828,157,836.04
  5. Step 5: Solve for x
    x = 2,058,828,157,836.04/1,490,538.26
  6. Step 6: Final answer
    x = 1,381,264.88

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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.