Home / 1,831,431.32-2,746,772.76-693,801.32

Finding the Fourth Proportional to 1,831,431.32, 2,746,772.76 and 693,801.32

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Solution

The fourth proportional to 1,831,431.32, 2,746,772.76 and 693,801.32 is: 1,040,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,431.32 : 2,746,772.76 = 693,801.32 : x
  2. Step 2: Convert to fraction form
    1,831,431.32/2,746,772.76 = 693,801.32/x
  3. Step 3: Cross multiply
    1,831,431.32x = 2,746,772.76 × 693,801.32
  4. Step 4: Simplify right side
    1,831,431.32x = 1,905,714,566,628.04
  5. Step 5: Solve for x
    x = 1,905,714,566,628.04/1,831,431.32
  6. Step 6: Final answer
    x = 1,040,560.21

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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.