Home / 1,119,128.62-1,544,396.34-609,830.86

Finding the Fourth Proportional to 1,119,128.62, 1,544,396.34 and 609,830.86

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Solution

The fourth proportional to 1,119,128.62, 1,544,396.34 and 609,830.86 is: 841,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,128.62 : 1,544,396.34 = 609,830.86 : x
  2. Step 2: Convert to fraction form
    1,119,128.62/1,544,396.34 = 609,830.86/x
  3. Step 3: Cross multiply
    1,119,128.62x = 1,544,396.34 × 609,830.86
  4. Step 4: Simplify right side
    1,119,128.62x = 941,820,548,203.05
  5. Step 5: Solve for x
    x = 941,820,548,203.05/1,119,128.62
  6. Step 6: Final answer
    x = 841,565.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.