Home / 1,305,662.40-1,956,938.40-547,502.40

Finding the Fourth Proportional to 1,305,662.40, 1,956,938.40 and 547,502.40

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Solution

The fourth proportional to 1,305,662.40, 1,956,938.40 and 547,502.40 is: 820,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,662.40 : 1,956,938.40 = 547,502.40 : x
  2. Step 2: Convert to fraction form
    1,305,662.40/1,956,938.40 = 547,502.40/x
  3. Step 3: Cross multiply
    1,305,662.40x = 1,956,938.40 × 547,502.40
  4. Step 4: Simplify right side
    1,305,662.40x = 1,071,428,470,652.16
  5. Step 5: Solve for x
    x = 1,071,428,470,652.16/1,305,662.40
  6. Step 6: Final answer
    x = 820,601.46

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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.