Home / 1,039,108.32-1,434,208.55-609,526.85

Finding the Fourth Proportional to 1,039,108.32, 1,434,208.55 and 609,526.85

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Solution

The fourth proportional to 1,039,108.32, 1,434,208.55 and 609,526.85 is: 841,287.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,108.32 : 1,434,208.55 = 609,526.85 : x
  2. Step 2: Convert to fraction form
    1,039,108.32/1,434,208.55 = 609,526.85/x
  3. Step 3: Cross multiply
    1,039,108.32x = 1,434,208.55 × 609,526.85
  4. Step 4: Simplify right side
    1,039,108.32x = 874,188,609,505.89
  5. Step 5: Solve for x
    x = 874,188,609,505.89/1,039,108.32
  6. Step 6: Final answer
    x = 841,287.28

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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.