Home / 1,430,587.14-2,145,793.82-507,388.83

Finding the Fourth Proportional to 1,430,587.14, 2,145,793.82 and 507,388.83

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Solution

The fourth proportional to 1,430,587.14, 2,145,793.82 and 507,388.83 is: 761,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,587.14 : 2,145,793.82 = 507,388.83 : x
  2. Step 2: Convert to fraction form
    1,430,587.14/2,145,793.82 = 507,388.83/x
  3. Step 3: Cross multiply
    1,430,587.14x = 2,145,793.82 × 507,388.83
  4. Step 4: Simplify right side
    1,430,587.14x = 1,088,751,805,167.36
  5. Step 5: Solve for x
    x = 1,088,751,805,167.36/1,430,587.14
  6. Step 6: Final answer
    x = 761,052.42

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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.