Home / 1,928,446.12-2,893,210.80-714,004.48

Finding the Fourth Proportional to 1,928,446.12, 2,893,210.80 and 714,004.48

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Solution

The fourth proportional to 1,928,446.12, 2,893,210.80 and 714,004.48 is: 1,071,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,446.12 : 2,893,210.80 = 714,004.48 : x
  2. Step 2: Convert to fraction form
    1,928,446.12/2,893,210.80 = 714,004.48/x
  3. Step 3: Cross multiply
    1,928,446.12x = 2,893,210.80 × 714,004.48
  4. Step 4: Simplify right side
    1,928,446.12x = 2,065,765,472,784.38
  5. Step 5: Solve for x
    x = 2,065,765,472,784.38/1,928,446.12
  6. Step 6: Final answer
    x = 1,071,207.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.