Home / 1,894,955.10-2,615,304.75-1,206,407.01

Finding the Fourth Proportional to 1,894,955.10, 2,615,304.75 and 1,206,407.01

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Solution

The fourth proportional to 1,894,955.10, 2,615,304.75 and 1,206,407.01 is: 1,665,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,955.10 : 2,615,304.75 = 1,206,407.01 : x
  2. Step 2: Convert to fraction form
    1,894,955.10/2,615,304.75 = 1,206,407.01/x
  3. Step 3: Cross multiply
    1,894,955.10x = 2,615,304.75 × 1,206,407.01
  4. Step 4: Simplify right side
    1,894,955.10x = 3,155,121,977,654.26
  5. Step 5: Solve for x
    x = 3,155,121,977,654.26/1,894,955.10
  6. Step 6: Final answer
    x = 1,665,011.47

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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.