Home / 1,610,091.60-2,221,928.20-884,939.12

Finding the Fourth Proportional to 1,610,091.60, 2,221,928.20 and 884,939.12

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Solution

The fourth proportional to 1,610,091.60, 2,221,928.20 and 884,939.12 is: 1,221,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,091.60 : 2,221,928.20 = 884,939.12 : x
  2. Step 2: Convert to fraction form
    1,610,091.60/2,221,928.20 = 884,939.12/x
  3. Step 3: Cross multiply
    1,610,091.60x = 2,221,928.20 × 884,939.12
  4. Step 4: Simplify right side
    1,610,091.60x = 1,966,271,186,011.18
  5. Step 5: Solve for x
    x = 1,966,271,186,011.18/1,610,091.60
  6. Step 6: Final answer
    x = 1,221,216.97

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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.