Home / 1,084,019.52-1,624,255.36-656,258.78

Finding the Fourth Proportional to 1,084,019.52, 1,624,255.36 and 656,258.78

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Solution

The fourth proportional to 1,084,019.52, 1,624,255.36 and 656,258.78 is: 983,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,019.52 : 1,624,255.36 = 656,258.78 : x
  2. Step 2: Convert to fraction form
    1,084,019.52/1,624,255.36 = 656,258.78/x
  3. Step 3: Cross multiply
    1,084,019.52x = 1,624,255.36 × 656,258.78
  4. Step 4: Simplify right side
    1,084,019.52x = 1,065,931,840,962.06
  5. Step 5: Solve for x
    x = 1,065,931,840,962.06/1,084,019.52
  6. Step 6: Final answer
    x = 983,314.25

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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.