Home / 1,425,902.40-2,138,853.60-585,057.60

Finding the Fourth Proportional to 1,425,902.40, 2,138,853.60 and 585,057.60

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Solution

The fourth proportional to 1,425,902.40, 2,138,853.60 and 585,057.60 is: 877,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,902.40 : 2,138,853.60 = 585,057.60 : x
  2. Step 2: Convert to fraction form
    1,425,902.40/2,138,853.60 = 585,057.60/x
  3. Step 3: Cross multiply
    1,425,902.40x = 2,138,853.60 × 585,057.60
  4. Step 4: Simplify right side
    1,425,902.40x = 1,251,352,553,967.36
  5. Step 5: Solve for x
    x = 1,251,352,553,967.36/1,425,902.40
  6. Step 6: Final answer
    x = 877,586.40

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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.