Home / 1,602,816.46-2,404,674.17-643,945.40

Finding the Fourth Proportional to 1,602,816.46, 2,404,674.17 and 643,945.40

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Solution

The fourth proportional to 1,602,816.46, 2,404,674.17 and 643,945.40 is: 966,098.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,816.46 : 2,404,674.17 = 643,945.40 : x
  2. Step 2: Convert to fraction form
    1,602,816.46/2,404,674.17 = 643,945.40/x
  3. Step 3: Cross multiply
    1,602,816.46x = 2,404,674.17 × 643,945.40
  4. Step 4: Simplify right side
    1,602,816.46x = 1,548,478,870,270.32
  5. Step 5: Solve for x
    x = 1,548,478,870,270.32/1,602,816.46
  6. Step 6: Final answer
    x = 966,098.68

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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.