Home / 878,202.61-1,313,695.36-701,055.61

Finding the Fourth Proportional to 878,202.61, 1,313,695.36 and 701,055.61

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Solution

The fourth proportional to 878,202.61, 1,313,695.36 and 701,055.61 is: 1,048,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,202.61 : 1,313,695.36 = 701,055.61 : x
  2. Step 2: Convert to fraction form
    878,202.61/1,313,695.36 = 701,055.61/x
  3. Step 3: Cross multiply
    878,202.61x = 1,313,695.36 × 701,055.61
  4. Step 4: Simplify right side
    878,202.61x = 920,973,499,551.05
  5. Step 5: Solve for x
    x = 920,973,499,551.05/878,202.61
  6. Step 6: Final answer
    x = 1,048,702.76

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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.