Home / 1,553,430.60-2,331,020.70-606,678.30

Finding the Fourth Proportional to 1,553,430.60, 2,331,020.70 and 606,678.30

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Solution

The fourth proportional to 1,553,430.60, 2,331,020.70 and 606,678.30 is: 910,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,430.60 : 2,331,020.70 = 606,678.30 : x
  2. Step 2: Convert to fraction form
    1,553,430.60/2,331,020.70 = 606,678.30/x
  3. Step 3: Cross multiply
    1,553,430.60x = 2,331,020.70 × 606,678.30
  4. Step 4: Simplify right side
    1,553,430.60x = 1,414,179,675,540.81
  5. Step 5: Solve for x
    x = 1,414,179,675,540.81/1,553,430.60
  6. Step 6: Final answer
    x = 910,359.10

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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.