Home / 1,026,737.20-1,542,730.20-911,263.60

Finding the Fourth Proportional to 1,026,737.20, 1,542,730.20 and 911,263.60

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Solution

The fourth proportional to 1,026,737.20, 1,542,730.20 and 911,263.60 is: 1,369,224.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,737.20 : 1,542,730.20 = 911,263.60 : x
  2. Step 2: Convert to fraction form
    1,026,737.20/1,542,730.20 = 911,263.60/x
  3. Step 3: Cross multiply
    1,026,737.20x = 1,542,730.20 × 911,263.60
  4. Step 4: Simplify right side
    1,026,737.20x = 1,405,833,875,880.72
  5. Step 5: Solve for x
    x = 1,405,833,875,880.72/1,026,737.20
  6. Step 6: Final answer
    x = 1,369,224.64

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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.