Home / 1,084,019.20-1,624,254.89-656,258.47

Finding the Fourth Proportional to 1,084,019.20, 1,624,254.89 and 656,258.47

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Solution

The fourth proportional to 1,084,019.20, 1,624,254.89 and 656,258.47 is: 983,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,019.20 : 1,624,254.89 = 656,258.47 : x
  2. Step 2: Convert to fraction form
    1,084,019.20/1,624,254.89 = 656,258.47/x
  3. Step 3: Cross multiply
    1,084,019.20x = 1,624,254.89 × 656,258.47
  4. Step 4: Simplify right side
    1,084,019.20x = 1,065,931,021,659.49
  5. Step 5: Solve for x
    x = 1,065,931,021,659.49/1,084,019.20
  6. Step 6: Final answer
    x = 983,313.79

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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.