Home / 945,533.36-1,416,214.92-781,565.36

Finding the Fourth Proportional to 945,533.36, 1,416,214.92 and 781,565.36

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Solution

The fourth proportional to 945,533.36, 1,416,214.92 and 781,565.36 is: 1,170,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,533.36 : 1,416,214.92 = 781,565.36 : x
  2. Step 2: Convert to fraction form
    945,533.36/1,416,214.92 = 781,565.36/x
  3. Step 3: Cross multiply
    945,533.36x = 1,416,214.92 × 781,565.36
  4. Step 4: Simplify right side
    945,533.36x = 1,106,864,523,787.17
  5. Step 5: Solve for x
    x = 1,106,864,523,787.17/945,533.36
  6. Step 6: Final answer
    x = 1,170,624.51

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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.