Home / 1,009,259.72-1,512,175.80-609,059.56

Finding the Fourth Proportional to 1,009,259.72, 1,512,175.80 and 609,059.56

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Solution

The fourth proportional to 1,009,259.72, 1,512,175.80 and 609,059.56 is: 912,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,259.72 : 1,512,175.80 = 609,059.56 : x
  2. Step 2: Convert to fraction form
    1,009,259.72/1,512,175.80 = 609,059.56/x
  3. Step 3: Cross multiply
    1,009,259.72x = 1,512,175.80 × 609,059.56
  4. Step 4: Simplify right side
    1,009,259.72x = 921,005,127,390.65
  5. Step 5: Solve for x
    x = 921,005,127,390.65/1,009,259.72
  6. Step 6: Final answer
    x = 912,555.12

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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.